Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
Shunpei Yamazaki

Shunpei Yamazaki — 6,629 Patents

SLSemiconductor Energy Laboratory: 6576 patents #1 of 1,113Top 1%
Sharp Kabushiki Kaisha: 19 patents #838 of 10,731Top 8%
SCSemiconductor Energy Laboratories Co.: 6 patents #1 of 38Top 3%
Ricoh Company: 3 patents #4,826 of 9,818Top 50%
SCSemiconductor Energy Co.: 3 patents #1 of 13Top 8%
UNUnknown: 1 patents #29,356 of 83,584Top 40%
TITakasago International: 1 patents #239 of 465Top 55%
Eastman Kodak: 1 patents #4,972 of 8,114Top 65%
Tokyo, MO: #1 of 223 inventorsTop 1%
Overall (All Time): #1 of 4,157,543Top 1%
6629 Patents All Time

Issued Patents All Time

Showing 6,176–6,200 of 6,629 patents

Patent #TitleCo-InventorsDate
5701167 LCD having a peripheral circuit with TFTs having the same structure as TFTs in the display region 1997-12-23
5699078 Electro-optical device and method of driving the same to compensate for variations in electrical characteristics of pixels of the device and/or to provide accurate gradation control Masaaki Hiroki, Yasuhiko Takemura, Eiji Sato 1997-12-16
5696011 Method for forming an insulated gate field effect transistor Yasuhiko Takemura 1997-12-09
5696386 Semiconductor device 1997-12-09
5693541 Method for manufacturing a semiconductor device using a silicon nitride mask Hongyong Zhang 1997-12-02
5680147 Electro-optical device and method of driving the same Akira Mase, Masaaki Hiroki, Yasuhiko Takemura 1997-10-21
5677559 Electric circuit and method for forming the same Hongyong Zhang, Hideki Uochi, Hiroki Adachi, Itaru Koyama 1997-10-14
H1683 Superconducting material 1997-10-07
5666173 Electro-optical device Akira Mase 1997-09-09
5665210 Method of forming insulating films, capacitances, and semiconductor devices 1997-09-09
5656406 Electrophotographic photoconductor with amorphous carbon overlayer Hiroshi Ikuno, Narihito Kojima, Hiroshi Nagame, Shigenori Hayashi 1997-08-12
5650338 Method for forming thin film transistor Hongyong Zhang, Hideki Uochi, Hiroki Adachi, Yasuhiko Takemura 1997-07-22
5650636 Active matrix display and electrooptical device Yasuhiko Takemura, Toshiji Hamatani, Toshimitsu Konuma, Jun Koyama, Yuji Kawasaki +1 more 1997-07-22
5650013 Layer member forming method 1997-07-22
5648000 Plasma Processing method Shigenori Hayashi 1997-07-15
5647904 Method for manufacturing superconducting ceramics in a magnetic field 1997-07-15
5644147 Electro-optical device incorporating pixel transistors with plural gate electrodes Yasuhiko Takemura 1997-07-01
5641380 Method for fabricating a semiconductor device Hideomi Suzawa, Yasuhiko Takemura 1997-06-24
5639698 Semiconductor, semiconductor device, and method for fabricating the same Yasuhiko Takemura, Hongyong Zhang, Toru Takayama, Hideki Uochi 1997-06-17
5633519 Non-volatile floating gate semiconductor device Yasuhiko Takemura 1997-05-27
5629222 Method of forming semiconductor memory device by selectively forming an insulating film on the drain region Yasuhiko Takemura 1997-05-13
5626922 Plasma processing method Akiharu Miyanaga, Tohru Inoue 1997-05-06
5627084 Method for fabricating MIS semiconductor device Yasuhiko Takemura 1997-05-06
5622607 Method of forming an oxide insulating film Takashi Inushima 1997-04-22
5621224 Semiconductor device including a silicon film having an irregular surface Satoshi Teramoto 1997-04-15