SA

Seiji Asano

HI Hitachi: 25 patents #1,255 of 28,497Top 5%
Fujitsu Limited: 20 patents #1,402 of 24,456Top 6%
HS Hitachi Automotive Systems: 6 patents #275 of 1,636Top 20%
HC Hitachi Car Engineering Co.: 3 patents #152 of 465Top 35%
SO Sony: 1 patents #17,262 of 25,231Top 70%
HC Hitachi Automotive Engineering Co.: 1 patents #156 of 314Top 50%
OC Oki Electric Industry Co.: 1 patents #1,459 of 2,807Top 55%
FC Fuji Photo Optical Co.: 1 patents #305 of 509Top 60%
📍 Hitachinaka, JP: #48 of 2,447 inventorsTop 2%
Overall (All Time): #44,579 of 4,157,543Top 2%
56
Patents All Time

Issued Patents All Time

Showing 51–56 of 56 patents

Patent #TitleCo-InventorsDate
4812866 Photographic film package Seimei Ushiro, Hiroshi Ohmura, Michio Cho, Tsutomu Tanaka, Yasuhiko Tanaka +1 more 1989-03-14
4799073 Lens shifting mechanism Yasuhiko Tanaka 1989-01-17
4769667 Shutter control apparatus for a camera Minoru Ishiguro 1988-09-06
4610522 Mode change-over device for pre-winding type camera Takashi Tobioka, Tetuo Nishizawa, Minoru Ishiguro, Toshio Yoshida, Masanoshin Komori +2 more 1986-09-09
4586801 Mode changing mechanism for pre-winding type photographic camera Tetuo Nishizawa, Minoru Ishiguro, Masanoshin Komori, Takashi Tobioka, Toshio Yoshida +1 more 1986-05-06
4505568 Shutter mechanism for camera Takashi Kagechika, Minoru Ishiguro 1985-03-19