Patents

GRANTED U.S. PATENTS

76. US 11,930,694-B2, Li, Y. "Polymer semiconductors containing acrylyl or acrylyl-like side chain and their devices." (March 12, 2024).                                                                                         

75. US 11,545,633, Lu, J.; Dadvand, A.; Bortolus, M.; Salima, A.; Tao, Y.; Li, Y.; Quinn, J. "3, 7-Bis (2-oxoindolin-3-ylidene) benzo [1, 2-b: 4, 5-b′] difuran-2, 6-dione dicyanide-based materials and uses thereof in organic electronic devices" (January 3, 2023).   

74. US 9,184,391, Li, Y.; Ong, B. S.; Wu, Y.; Liu, P. “Compound having indolocarbazole moiety and divalent linkage” (November 10, 2015).
73. US 9,166,167, Chen, Z.; Li, J.; Ong, B.; Sonar, P.; Ong, K. H.; Ng, G. M.; Lim, S. L.; Singh, S. P.; Li, Y. “P-type materials and organic electronic devices” (October 20, 2015).
72. US 8,729,222, Li, Y.; Wu, Y.; Liu, P.; Smith, P. F. “Organic Thin-film Transistors” (May 20, 2014).
71. US 8,673,959, Li, Y.; Ong, B. S.; Wu, Y.; Liu, P. “Polymer having indolocarbazole moiety and divalent linkage” (March 18, 2014)
70. US 8,624,232, Sonar, P.; Singh, S. P.; Soh, M. S.; Li,Y. “Ambipolar polymeric semiconductor materials and organic electronic devices” (January 7, 2014)
69. US 8,609,867, Wu, Y.; Ong, B. S.; Qi, Y.; Li, Y. “Substituted indolocarbazoles” (December 17, 2013)
68. US 8,461,292, Li, Y.; Wu, Y.; Liu, P.; Smith, P. F. “Organic Thin Film Transistors” (June 11, 2013)
67. US 8,419,822, Li, Y. “Methods for producing carboxylic acid stabilized silver nanoparticles” (April 16, 2013)
66. US 8,382,970, Qi, Y.; Zhang, Q.; Li, Y.; Hu, N.-X. “Metallization process for making fuser members” (February 26, 3013).
65. US 8,382,878, Li, Y. “Silver nanoparticle process” (February 26, 2013).
64. US 8,334,391, Li, Y.; Wu, Y.; Ong, B. S.; Liu, P. “Functionalized heteroacenes” (December 18, 2012).
63. US 8,319,206, Wu, Y.; Li, Y.; Liu, P.; Smith, P. F.; Mahabadi, H. K. “Thin film transistors comprising surface modified carbon nanotubes” (November 27, 2012).
62. US 8,298,314, Li, Y. “Silver nanoparticles and process for producing same” (October 30, 2012).
61. US 8,293,363, Wu, Y.; Pan, H.; Liu, P.; Li, Y.; Smith, P. F. “Thin film transistors” (October 23, 2012).
60. US 8,222,076, Wu, Y.; Li, Y.; Ong, B. S. Fabricating amorphous zinc oxide semiconductor layer.
59. US 8,154,013, Li, Y.; Wu, Y.; Liu, P.; Smith, P. F. Organic thin-film transistors
58. US 8,153,755, Ong, B. S.; Pan, H.; Li, Y.; Wu, Y.; Liu, P. Electronic devices
57. US 8,110,690, Wu, Y.; Ong, B. S.; Qi, Y.; Li, Y. Substituted indolocarbazoles
56. US 8,106,387, Wu, Y.; Liu, P.; Li, Y.; Smith, P. F. Organic thin film transistors
55. US 8,084,765, Qi, Y.; Wu, Y.; Li, Y.; Ong, B. S. Electronic device having a dielectric layer
54. US 8,049,209, Wu, Y.; Pan, H.; Liu, P.; Li, Y.; Smith, P. F. Thin-film transistors
53. US 8,049,205, Ong, B. S.; Li, Y.; Wu, Y. Poly(alkynylthiophene)s and electronic devices generated therefrom
52. US 8,048,488, Li, Y.; Mahabadi, H. K.; Pan, H.; Wu, Y.; Liu, P.; Smith, P. F. Methods for removing a stabilizer from a metal nanoparticle using a destabilize
51. US 8,017,044, Naveen, C.; Li, Y.; Kazmaier, P. Bimodal metal nanoparticle ink and applications therefor
50. US 8,003,807, Li, Y.; Ong, B. S.; Wu. Y.; Liu, P. Device containing compound having indolocarbazole moiety and divalent linkage
49. US 7,994,497, Li, Y.; Liu, P.; Wu, Y.; Ong, B. S. Poly[bis(ethynyl)heteroacene]s and electronic devices generated therefrom
48. US 7,972,540, Li, Y.; Ong, B. S. Electronic device fabrication process
47. US 7,968,871, Wu, Y.; Pan, H.; Liu, P.; Li, Y. Organic thin film transistor
46. US 7,932,344, Li, Y. Diketopyrrolopyrrole-based polymers
45. US 7,928,433, Li, Y. Electronic device comprising semiconducting polymers
44. US 7,928,181, Li, Y. Semiconducting polymers
43. US 7,919,574, Li, Y.; Liu, P.; Wu, Y.; Ong, B. S. Polymer having thieno[3,2-b] thiophene moieties”
42. US 7,919,573, Li, Y.; Liu, P.; Wu, Y.; Ong, B. S. “Polymer having thieno[3,2-b] thiophene moieties”
41. US 7,919,015, Li, Y. “Silver-containing nanoparticles with replacement stabilizer”
40. US 7,910,684, Li, Y. “Diketopyrrolopyrrole-based derivatives for thin film transistors”
39. US 7,906,415, Li, Y.; Ong, B. S. “Device having zinc oxide semiconductor and indium/zinc electrode”
38. US 7,893,495, Li, Y.; Ong, B. S. “Thin film transistor”
37. US 7,875,878, Wu, Y.; Liu, P.; Li, Y.; Smith, P. F.; Mahabadi, H. K. “Thin film transistors”
36. US 7,872,258, Li, Y.; Liu, P.; Wu, Y.; Smith, P. F. “Organic thin film transistors”
35 US 7,868,186, Li, Y.; Ong, B. S.; Wu, Y.; Liu, P. “Device containing polymer having
34. US 7,863,694, Liu, P.; Wu, Y.; Li, Y.; Smith, P. F. Organic thin film transistors
33. US 7,847,397, Wu, Y.; Li, Y.; Ong, B. S. Nanoparticles with covalently bonded stabilizer
32. US 7,847,052, Li, Y.; Ong, B. S.; Wu, Y.; Liu, P. Linked arylamine polymers
31. US 7,837,903, Liu, P.; Wu, Y.; Li, Y. Polythiophenes and electronic devices comprising the same
30. US 7,834,132, Ong, B. S.; Pan, H.; Li, Y.; Wu, Y.; Liu, P. Electronic devices
29. US 7,829,727, Li, Y.; Ong, B. S.; Wu, Y.; Liu, P. Device containing compound having indolocarbazole moiety and divalent linkage
28. US 7,821,068, Wu, Y.; Liu, P.; Li, Y.; Pan, H. Device and process involving pinhole undercut area
27. US 7,820,782, Ong, B. S.; Pan, H.; Li, Y.; Wu, Y.; Liu, P. Poly(dithienylbenzo[1,2-b:4,5-b’]dithiophene) polymers
26. US 7,795,373, Li, Y.; Ong, B. S.; Wu, Y. Ethynylene acene polymers
25. US 7,737,497, Li, Y. Silver nanoparticle compositions
24. US 7,718,999, Li, Y.; Ong, B. S. Polythiophene electronic devices
23. US 7,718,998, Liu, P.; Ong, B. S.; Wu, Y.; Li, Y.; Pan, H. Thiophene electronic devices
22. US 7,705,111, Ong, B. S.; Li, Y.; Wu, Y. Polyalkynylthiophenes
21. US 7,659,009, Li, Y.; Ding, J.; Day, M.; Tao, Y.; D’lorio, M. Thermally crosslinkable materials and multi-layered devices therefrom
20. US 7,651,885, Li, Y.; Ong, B. S.; Wu, Y. Electronic device fabrication process
19. US 7,619,055, Li, Y.; Ong, B. S.; Wu, Y.; Liu, P. Linked arylamine polymers and electronic devices generated therefrom
18. US 7,612,374, Wu, Y.; Li, Y.; Ong, B. S. TFT containing coalesced nanoparticles
17. US 7,586,120, Li, Y.; Ong, B. S.; Wu, Y. Ethynylene acene polymers and electronic devices generated therefrom
16. US 7,573,063, Liu, P.; Wu, Y.; Li, Y.; Ong, B. S. Organic thin film transistors
15. US 7,557,370, Li, Y.; Ong, B. S.; Wu, Y. Heteroacene polymers and electronic devices generated therefrom
14. US 7,550,760, Li, Y.; Liu, P.; Wu, Y.; Ong, B. S. Polyacenes and electronic devices generated therefrom
13. US 7,528,261, Li, Y.; Ong, B. S.; Wu, Y.; Liu, P. Small molecule compound having indolocarbazole moiety and divalent linkage
12. US 7,511,343, Li, Y.; Ong, B. S. Thin film transistor
11. US 7,494,608, Li, Y.; Wu, Y.; Ong, B. S. Stabilized silver nanoparticle composition
10. US 7,456,424, Wu, Y.; Ong, B. S.; Qi, Y.; Li, Y. Thin film transistors including indolocarbozoles
9. US 7,449,715, Li, Y.; Liu; P.; Wu, Y.; Ong, B. S. Poly[bis(ethynyl)heteroacene]s and electronic devices generated therefrom
8. US 7,443,027, Wu, Y.; Li, Y.; Ong, B. S. Electronic device having coalesced metal nanoparticles
7. US 7,425,723, Ong, B.; Li, Y.; Wu, Y.; Liu, P. Organic thin-film transistors
6. US 7,402,681, Ong, B. S.; Qi, Y.; Wu, Y.; Li, Y. Compound with indolocarbazole moieties and devices containing such compound
5. US 7,396,852, Li, Y.; Ong, B. S.; Wu, Y.; Liu, P. Compound having indolocarbazole moiety and divalent linkage
4. US 7,372,071, Li, Y.; Wu, Y.; Ong, B. S.; Liu, P. Functionalized heteroacenes and electronic devices generated therefrom
3. US 7,306,969, Wu, Y.; Ong, B. S.; Li, Y. Method to minimize contact resistance
2. US 7,270,694, Li, Y.; Wu, Y.; Ong, B. S. Stabilized silver nanoparticles and their use
1. US 7,173,140, Li, Y.; Wu, Y.; Ong, B. S. Process to form compound with indolocarbazole moieties containing polymers

PUBLISHED PATENT APPLICATIONS

101. US20140088313, Wu, Y.; Ong, B. S.; Qi, Y.; Li, Y. “substituted indolocarbazoles” (March 27, 2014)
100. US Provisional Appl. No. 61724461, Li, Y. “monomeric, oligomeric and polymeric semiconductors containing fused rings and their devices”
99. US Provisional Appl. No. 61716615, Li, Y. “fused ring organic semiconductors and devices”
98. US Provisional Appl. No. 61673628, Li, Y. “organic semiconductor having azo-containing moiety and devices generated therefrom”
97. US Provisional Appl. No. 61597818, Li, Y. “solubilizing side chains for polymer semiconductors”
96. US Provisional Appl. No. 61566171, Li, Y. “functional organic semiconducotrs and devices generated therefrom”
95. US Provisional Appl. No. 61540870, Li, Y. “amide-containing organic semiconductors and devices”
94. US Provisional Appl. No. 61697361, Li, Y. “oligomeric and polymeric semiconductors and devices”
93. US Provisional Appl. No. 6 1528135, Li, Y. “oligomeric and polymeric semiconductors and devices”
92. US Provisional Appl. No. 61508101, Li, Y. “fused ring organic semiconductors and devices”
91. US Provisional Appl. No. 61446325, Li, Y. “semiconducting polymer and devices generated therefrom”
90. US Provisional Appl. No. 61442551, Li, Y. “organic semiconductor having polycyclic aromatic moiety and devices generated therefrom”
89. WO 2012/109747 A1, Li, Y. “Organic semiconducting compounds and devices generated therefrom”
88. US 20120178890, Li, Y.; Wu, Y.; Liu, P.; Smith, P. F. “organic thin-film transistors”
87. US 20120161117, Chen, Z.; , Li, J.; Ong, B.; Sonar, P.; Ong, K. H.; Ng, G. M.; Lim, S. L.; Singh, S. P.; Li, Y. “p-type materials and organic electronic devices”
86. US 20120157689 Wu, Y.; Ong, B. S.; Qi, Y.; Li, Y. “ substituted indolocarbazoles”
85. US20120153274, Sonar, P.; Singh, S. P.; Soh, M. S.; Li, Y. “ambipolar polymeric semiconductor materials and organic electronic devices”
84. US 20120034736, Wu, Y.; Pan, H.; Liu, P.; Li, Y.; Smith, P. F. “thin-film transistors”
83. US 20110034668, Ong, B. S.; Pan, H.; Li, Y.; Wu, Y.; Liu, P. “electronic devices”
82. US 20100230670, Li, Y.; Ong, B. S.; Wu, Y.; Liu, P. “device containing compound having indolocarbazole moiety and divalent linkage”.
81. US20100140593, Wu, Y.; Hor, A.-M.; Li, Y.; Liu, P.; Smith, P. F. “organic thin-film transistors”
80. US 20100140555, Liu, P.; Wu, Y.; Li, Y. “polythiophenes and electronic devices comprising the same”
79. US20100123124, Li, Y.; Liu, P.; Wu, Y.; Smith, P. F. “organic thin-film transistors”
78. US20100123123, Li, Y.; Wu, Y.; Liu, P.; Smith, P. F. “organic thin-film transistors”
77. US20100121004, Li, Y.; Liu, P.; Wu, Y. “purification process for semiconducting monomers”
76. US20100090201, Liu, P.; Wu, Y.; Li, Y.; Smith, P. F. “organic thin film transistors”
75. US20100090200 Wu, Y.; Liu, P.; Li, Y.; Smith, P. F. “organic thin film transistors”
74. US20100041863, Li, Y. “semiconducting polymers”
73. US20100041862, Li, Y. “electronic device comprising semiconducting polymers”
72. US20100041861, Li. Y. “semiconducting polymers”
71. US20100040863, Li, Y. “methods for producing carboxylic acid stabilized silver nanoparticles”
70. US20100038714, Wu, Y.; Liu, P.; Li, Y.; Pan, H. “device and process involving pinhole undercut area”
69. US20100038631, Li, Y. “electronic device comprising semiconducting polymers
68 US20100037731, Li, Y. “silver nanoparticles and process for producing same”
67. US20100034693, Li, Y. “silver nanoparticle process”
66. US20100032308, Qi, Y.; Zhang, Q.; Li, Y.; Hu, N.-X. “metallization process for making fuser members”
65. US 20100009071, Chopra, N.; Li, Y.; Kazmaier, P. M. “bimodal metal nanoparticle ink and applications therefor”
64. US20090256139, Wu, Y., Pan, H.; Liu, P.; Li, Y.; Smith, P. F. “thin-film transistors”
63. US20090256138, Wu, Y.; Pan, H.; Liu, P.; Li, Y. “organic thin film transistor”
62. US20090242878, Pan, H.; Li, Y.; Wu, Y.; Liu, P. “optimization of new polymer semiconductors for better mobility and processibality”
61. US20090214764, Li, Y.; Lee, J. S.; Smith, P. F.; Mahabadi, H. K. “metal nanoparticles stabilized with a bident amine”
60. US20090181509, Pan, H.; Wu, Y.; Liu, P.; LI, Y.; Smith, P. F.; Mahabadi, H. K. “polymer semiconductors with high mobility “
59. US20090181183, LI; Y.; Wu; Y.; Pan; H.; Liu; P.; Smith; P. F.; Mahabadi; H. K. “Stabilized Metal Nanoparticles and Methods for Depositing Conductive Features Using Stabilized Metal Nanoparticles”
58 US20090181177, LI; Y.; Mahabadi; H. K.; Pan; H.; Wu; Y.; Liu; P.; Smith; P. F., methods for removing a stabilizer from a metal nanoparticle using a destabilizer
57 US20090148600, LI; Y.; LEE, J. Siu-Chung; PAN, H.; SMITH, P. F.; MAHABADI, H. K. “Metal Nanoparticles Stabilized With a Carboxylic Acid-Organoamine Complex”
56. US20090142482, Li, Y.; Liu, P.; Wu, Y.; Pan, H.; Smith, P. F.; Mahabadi, H. K. “Methods of Printing Conductive Silver Features”
55. US20090140336, Li, Y., silver nanoparticle compositions
54. US20090140237, Wu, Y.; Liu, P.; Li, Y.; Smith, P. F.; Mahabadi, H. K. , thin film transistors
53. US20090140236, Wu, Y.; Li, Y.; Liu, P.; Smith, P. F.; Mahabadi, H. K., thin film transistors
52. US20090127552, Li, Y.; Ong, B. S., thin film transistor
51. US20090124788, Li, Y.; Liu, P.; Wu, Y.; Ong, B. S., polymer having thieno[3,2-B] thiophene moieties
50. US20090114909, Li, Y.; Ong, B. S.; Wu, Y.; Liu, P., device containing polymer having indolocarbazole- repeat unit and divalent linkage
49. US20090110812, Li, Y.; oNG, b. s., electronic device fabrication process
48. US20090065878, Li, Y., diketopyrrolopyrrole-based derivatives for thin film transistors
47. US20090065766, Li, Y., diketopyrrolopyrrole-based polymers
46. US20090039344, Li, Y.; Liu, P.; Wu, Y.; Ong, B. S., poly[bis(ethynyl)heteroacene]s and electronic devices generated therefrom
45. US20090036689, Wu, Y.; Ong, B. S.; Qi; Yu; Li, Y., substituted indolocarbazoles
44. US20080286907, Li, Y.; Ong, B. S., semiconductor layer for thin film transistors
43. US20080277724, Qi, Y.; Wu, Y.; Li, Y.; Ong, B. S., electronic device having a dielectric layer
42. US20080226896, Wu, Y.; Li, Y.; Ong, B. S., nanoparticles with covalently bonded stabilizer
41. US20080207917, Li, Y.; Ong, B. S.; Wu, Y.; Liu, P., polymer having indolocarbazole moiety and divalent linkage
40 .US20080146776, Liu, P.; Ong, B. S.; Wu, Y.; Li, Y.; PAN, H., Thiophene electronic devices
39. US20080142788, Li, Y.; Ong, B. S., Polythiophene electronic devices
38. US20080135937, Wu, Y.; Li, Y.; Ong, B. S., tft containing coalesced nanoparticles
37. US20080103314, Li, Y.; Ong, B. S.; Wu, Y.; Liu, P., small molecule compound having indolocarbazole moiety and divalent linkage
36. US20080103286, Ong, B. S.; PAN, H.; Li, Y.; Wu, Y.; Liu, P., Poly(dithienylbenzo[1,2-B:4,5-B’]dithiophene) polymers
35. US20080102559 Ong, B. S.; PAN, H.; Li, Y.; Wu, Y.; Liu, P., Electronic devices
34. US20080099803, Li, Y.; Ong, B. S., Thin film transistor 33 US20080085594, Li, Y.; Ong, B. S., Silver-containing nanoparticles with replacement stabilizer
32. US20080032444, Wu, Y.; Li, Y.; Ong, B. S. “Fabrication of amorphous zinc oxide semiconductor layer”.
31. US20080023698, Li, Y.; Ong, B. S. “Device having zinc oxide semiconductor and indium/zinc electrode”
30. US20080000382, Li, Y.; Wu, Y.; Ong, B. S. “Stabilized silver nanoparticle composition”.
29. US20070287221, Ong, B. S.; Li, Y.; Wu, Y. “Fabrication process for crystalline zinc oxide semiconductor layer”
28. US20070260069, Li, Y.; Wu, Y.; Ong, B. S.; Liu, P. “Functionalized heteroacenes”
27. US20070252138, Li, Y.; Liu, P.; Wu, Y.; Ong, B. S. “Polyacenes and electronic devices generated therefrom”.
26. US20070238858, Li, Y.; Ong, B. S.; Wu, Y.; Liu, P. “Linked arylamine polymers”.
25. US20070238855, Li, Y.; Ong, B. S.; Wu, Y. “Ethynylene acene polymers”.
24. US20070238852, Ong, B. S.; Li, Y.; Wu, Y. “Poly(alkynylthiophenes)s”.
23. US20070235726, Li, Y.; Liu, P.; Wu, Y.; Ong, B. S. “Poly[bis(ethynyl)heteroacene]s and electronic devices generated therefrom”.
22. US20070235725, Li, Y.; Ong, B. S.; Wu, Y. “Ethynylene acene polymers and electronic devices generated therefrom”.
21. US20070235723, Li, Y.; Ong, B. S.; Wu, Y.; Liu, P. “Linked arylamine polymers and electronic devices generated therefrom”.
20. US20070235722, Li, Y.; Ong, B. S.; Wu, Y. “Heteroacene polymers and electronic devices generated therefrom”.
19. US20070235721, Li, Y.; Wu, Y.; Ong, B. S.; Liu, P. “Functionalized heteroacenes and electronic devices generated therefrom”.
18. US20070235719, Ong, B. S.; Li, Y.; Wu, Y. “Poly(alkynylthiophenes)s and electronic devices generated therefrom”
17. US 20070160847, Ong, B. S.; Li, Y.; Wu, Y.; Liu, P. “Organic thin-film transistors”
16. US20070141747, Li, Y.; Ong, B. S.; Wu, Y. “Electronic device fabrication process”.
15. US20070112172, Li, Y.; Ong, B. S.; Wu, Y.; Liu, P. “Compound having indolocarbazole moiety and divalent linkage”.
14. US20070112171, Li, Y.; Liu, P.; Wu, Y.; Ong, B. S. “Polymer having thieno[3,2-b]thiophene moieties”.
13. US20070112167, Li, Y.; Ong, B. S.; Wu, Y.; Liu, P. “Device containing compound having indolocarbazole moiety and divalent linkage”.
12. US20070099357, Li, Y.; Wu, Y.; Ong, B. S., “devices containing annealed stabilized silver nanoparticles”
11. US 20070020798, Wu, Y.; Ong, B. S.; Li, Y. Methods to minimize contact resistance”
10. US20060214155, Ong, B. S.; Qi, Y.; Wu, Y.; Li, Y. “Compound with indolocarbazole moieties and devices containing such compound”
9. US 20060166035, Li, Y.; Ding, J.; Day, M.; Yao, Y.; D’Iorio, M. “Thermally crosslinkable materials and multi-layered devices therefrom”
8. US20060128969, Li, Y.; Wu, Y.; Ong, B. S. “Process to form compound with indolocarbazole moieties”.
7. US2006125009, Wu, Y.; Ong, B. S.; Qi, Y.; Li, Y. “Thin film transistors including indolocarbazoles”.
6. US2006124923, Ong, B. S.; Qi, Y.; Wu, Y.; Li, Y. “Thin film transistors including indolocarbazoles”.
5. US2006124921, Ong, B. S.; Qi, Y.; Wu, Y.; Li, Y. “Compound with indolocarbazole moieties and devices containing such compound”.
4. US20060073667, Li, Y.; Wu, Y.; Ong, B. S., “Stabilized silver nanoparticles and their use”.
3. US20060060885, Wu, Y.; Li, Y.; Ong, B. S. “Nanoparticle deposition process”.
2. US2005129843, Wu, Y.; Li, Y.; Ong, B. S. “Nanoparticle deposition process”.
1. JP2001064394, Kawakami, Y., Ri, G. (Yuning Li) “Preparation of Siloxane Linkage containing Polymer”.