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 6,326–6,350 of 6,629 patents

Patent #TitleCo-InventorsDate
5272361 Field effect semiconductor device with immunity to hot carrier effects 1993-12-21
5270029 Carbon substance and its manufacturing method 1993-12-14
5268752 Image sensing device utilizing synchronized LEDs and light sensors Takeshi Fukada, Masaaki Hiroki 1993-12-07
5266363 Plasma processing method utilizing a microwave and a magnetic field at high pressure 1993-11-30
5267224 Liquid crystal memory device including an organic ferroelectric layer 1993-11-30
5261156 Method of electrically connecting an integrated circuit to an electric device Akira Mase, Hideki Nemoto, Yasuhiko Takemura 1993-11-16
5262396 Plasma-enhanced CVD of oxide superconducting films by utilizing a magnetic field 1993-11-16
5262654 Device for reading an image having a common semiconductor layer 1993-11-16
5262350 Forming a non single crystal semiconductor layer by using an electric current Yujiro Nagata 1993-11-16
5260265 Production of oxide superconducting films by multilayer deposition 1993-11-09
5258364 Method of shaping superconducting oxide material 1993-11-02
5256509 Image-forming member for electrophotography and manufacturing method for the same Shigenori Hayashi 1993-10-26
5256483 Plasma processing method and apparatus Mitsunori Tsuchiya, Atsushi Kawano, Shinji Imatou, Kazuhisa Nakashita, Toshiji Hamatani +2 more 1993-10-26
5254141 Industrial diamond coating and method of manufacturing the same Masaya Kadono 1993-10-19
5252498 Method of forming electronic devices utilizing diamond 1993-10-12
5253090 Liquid crystal electro-optic device with two materials different in refractive index dispersed in the liquid crystal Akira Mase 1993-10-12
5247191 Semiconductor device Akira Mase 1993-09-21
5242775 Photosensitive device and manufacturing method for the same 1993-09-07
5240801 Image-forming member for electrophotography and manufacturing method for the same Shigenori Hayashi 1993-08-31
5238705 Carbonaceous protective films and method of depositing the same Shigenori Hayashi, Toshiji Hamatani 1993-08-24
5232903 Oxide superconducting device having uniform oxygen concentration 1993-08-03
5230931 Plasma-assisted CVD of carbonaceous films by using a bias voltage Shigenori Hayashi 1993-07-27
5227361 Oxide superconducting lead for interconnecting device component with a semiconductor substrate via at least one buffer layer 1993-07-13
5225394 Method for manufacturing high Tc superconducting circuits 1993-07-06
5225367 Method for manufacturing an electronic device Kenji Itoh, Masaya Kadono, Naoki Hirose 1993-07-06