Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
YS

Yoshio Sano — 35 Patents

Nec: 16 patents #699 of 14,502Top 5%
TCToyoda Gosei Co.: 9 patents #257 of 2,296Top 15%
Panasonic: 2 patents #9,678 of 21,108Top 50%
HTHoya Lens Thailand: 2 patents #37 of 94Top 40%
Pioneer: 2 patents #761 of 1,730Top 45%
Fujitsu Limited: 1 patents #14,843 of 24,456Top 65%
SESeiko Epson: 1 patents #5,551 of 7,774Top 75%
Sumitomo Electric Industries: 1 patents #13,249 of 21,551Top 65%
MAManac: 1 patents #9 of 35Top 30%
NCNippon Oil & Fats Co.: 1 patents #173 of 409Top 45%
Okazaki, JP: #21 of 156 inventorsTop 15%
Overall (All Time): #97,618 of 4,157,543Top 3%
35 Patents All Time

Issued Patents All Time

Showing 26–35 of 35 patents

Patent #TitleCo-InventorsDate
5155414 Driving method of plasma display panels 1992-10-13
D326657 Telephone Hideo Fukasawa, Yozo Sudo, Nobuo Uchiyama, Hiroshi Taniguchi 1992-06-02
5107182 Plasma display and method of driving the same Keiji Nunomura 1992-04-21
4948854 Transparent optical article and process for preparing same Naoyuki Amaya, Keizo Anan, Yoshishige Murata, Takao Mogami, Haruhiro Ikebe +1 more 1990-08-14
4930879 Synthetic resin lens Takeaki Iryo, Satoshi Kubota, Yoshishige Murata, Yasumi Koinuma 1990-06-05
4868355 Steering wheel segmented slip ring and contact pin assembly Shuji Inui, Chikahisa Hayashi, Mitsuhiro Kikuta, Satoshi Ono, Makoto Kawai +2 more 1989-09-19
4843477 Vehicle television receiver system Junichi Mizutani, Ryoichi Muroi, Chikahisa Hayashi, Moriyuki Komatsu 1989-06-27
4757235 Electroluminescent device with monolithic substrate Keiji Nunomura, Kazuaki Utsumi 1988-07-12
4714806 Steering wheel with tape switch assembly Shuji Inui 1987-12-22
4388133 Method of manufacturing artificial wood veneer Shozo Hirao, Yasuhiro Saihara, Toshio Nakanishi, Ichiro Ihara 1983-06-14