SN

Saburo Numata

FC Fuji Photo Optical Co.: 18 patents #15 of 509Top 3%
Overall (All Time): #242,974 of 4,157,543Top 6%
19
Patents All Time

Issued Patents All Time

Showing 1–19 of 19 patents

Patent #TitleCo-InventorsDate
4602194 Exciting circuit for electronic flash device 1986-07-22
4542971 Automatic focusing apparatus 1985-09-24
4442381 Auto strobe control circuit 1984-04-10
4389565 Automatic focus controlling device 1983-06-21
4342505 Automatic exposure control device for a single lens reflex camera Shinichiro Fujino 1982-08-03
4342018 Magnet control device for cameras Fumio Kobayashi 1982-07-27
4335943 Color compensating device for a camera 1982-06-22
4336481 Method of and apparatus for automatic electronic flash lamp control 1982-06-22
4331401 Exposure control system for a photographic camera 1982-05-25
4329028 Memory locking means for digital exposure control device in cameras 1982-05-11
4321462 Light measuring device 1982-03-23
4295716 Mode change-over device for automatic exposure control camera 1981-10-20
4285585 Exposure control compensating means for close-up photography 1981-08-25
4274722 Automatic flash light control device for camera 1981-06-23
4255027 Exposure control device for photographic camera 1981-03-10
4241279 Control circuit for an automatic electronic flash light device 1980-12-23
4240008 Automatic electronic flash light device 1980-12-16
4232955 Memory locking means of an exposure control circuit for a camera Shinichiro Fujino 1980-11-11
4225218 Exposure time control circuit for camera with flash light device 1980-09-30