SS

Saburo Sugawara

Canon: 57 patents #533 of 19,416Top 3%
PE Pentax: 22 patents #72 of 761Top 10%
AK Asahi Kogaku Kogyo K.K.: 6 patents #8 of 180Top 5%
📍 Yachiyo, JP: #1 of 236 inventorsTop 1%
Overall (All Time): #19,726 of 4,157,543Top 1%
86
Patents All Time

Issued Patents All Time

Showing 76–86 of 86 patents

Patent #TitleCo-InventorsDate
5052787 Zoom finder 1991-10-01
4949115 Automatic focusing projector Yasuyuki Tejima, Akihiro Arai, Hideaki Yuda, Shigeo Toji 1990-08-14
4946252 Focusing screen 1990-08-07
4944030 Lens shutter camera including zoom lens Keisuke Haraguchi, Shinsuke Kohmoto, Takeo Kobayashi, Shigeru Kondoh, Hideki Ohkubo +6 more 1990-07-24
4936664 Zoom lens drive system for camera Keisuke Haraguchi, Shinsuke Kohmoto, Takeo Kobayashi, Shigeru Kondoh, Hideki Ohkubo +1 more 1990-06-26
4870442 Auxiliary light projecting apparatus for a focus detecting system Yasuyuki Tejima, Hideaki Yuda 1989-09-26
4833497 Apparatus for adjusting focus in the macro-photographing mode of an automatic focus camera 1989-05-23
4771308 Auxiliary light projecting apparatus for a focus detecting system Yasuyuki Tejima, Hideaki Yuda 1988-09-13
4571048 Automatic focusing system of photographic camera 1986-02-18
4534636 Automatic focusing device for camera 1985-08-13
4527881 Photometric device 1985-07-09