ST

Shigeo Toji

PE Pentax: 27 patents #51 of 761Top 7%
Fujitsu Limited: 6 patents #5,180 of 24,456Top 25%
AK Asahi Kogaku Kogyo K.K.: 5 patents #14 of 180Top 8%
FU Fujifilm: 4 patents #1,747 of 4,519Top 40%
AK Asahi Kogaku Kabushiki Kaisha: 1 patents #9 of 73Top 15%
Overall (All Time): #71,090 of 4,157,543Top 2%
43
Patents All Time

Issued Patents All Time

Showing 26–43 of 43 patents

Patent #TitleCo-InventorsDate
5283607 Automatic lens control system Noboru Suzuki, Masahiro Kawasaki 1994-02-01
5260736 Auto focus control device 1993-11-09
5192965 Automatic focusing device Noboru Suzuki 1993-03-09
5159377 Image magnification control device for a camera Noboru Suzuki, Masahiro Kawasaki 1992-10-27
5157434 Autofocusing system for camera Noboru Suzuki, Masahiro Kawasaki 1992-10-20
5128706 Optical filtering device and method for using the same Osamu Shindo, Noboru Suzuki 1992-07-07
5093680 Image magnification control device for a camera Noboru Suzuki, Masahiro Kawasaki 1992-03-03
5066968 Autofocusing system for a camera Noboru Suzuki, Masahiro Kawasaki 1991-11-19
5065175 Single-lens reflex camera system Noboru Suzuki, Masahiro Kawasaki 1991-11-12
5036349 Autofocusing system for camera Noboru Suzuki, Masahiro Kawasaki 1991-07-30
5021817 Automatic focusing camera Noboru Suzuki 1991-06-04
5005087 Signal processing device for automatic-focusing video signal in electronically controlled photographic camera Noboru Suzuki, Yukio Uenaka 1991-04-02
4949115 Automatic focusing projector Yasuyuki Tejima, Akihiro Arai, Hideaki Yuda, Saburo Sugawara 1990-08-14
4908644 Optical filtering device and method for using the same Osamu Shindo, Noboru Suzuki 1990-03-13
4897683 Focusing lens drive method Noboru Suzuki 1990-01-30
4890133 Autofocus camera Ryota Ogawa, Kazushi Yoshida, Zenichi Okura 1989-12-26
4876603 Signal processing device for automatic-focusing video signal in electronically controlled photographic camera Noboru Suzuki, Yukio Uenaka 1989-10-24
4853732 Automatic focusing camera Noboru Suzuki 1989-08-01