Inventor · disambiguated record
Zenzo Nakamura
Also filed as: NAKAMURA ZENZO · OHTAKI S · OHTAKI SYOHEI · OKUBO OSAMU
29 granted patents·366 citations·filing 1973–1986
97Inventor score
Files withCANON KK29
Top patents by PatentIndex Score
29 records- 0195US4016575AExposure control system for flash photographyCANON KK·Filed 1975·Granted Apr 5, 1977·26 cites·32 claims
- 0294US4106037AFlash device for use with a cameraCANON KK·Filed 1976·Granted Aug 8, 1978·42 cites·8 claims
- 0394US4005444AExposure control system for flash photographyCANON KK·Filed 1974·Granted Jan 25, 1977·26 cites·32 claims
- 0493US4047194ACamera system with means for automatically switching to flash operationCANON KK·Filed 1975·Granted Sep 6, 1977·25 cites·27 claims
- 0591US4086582AExposure control device for a cameraCANON KK·Filed 1976·Granted Apr 25, 1978·23 cites·5 claims
- 0690US4021824AFlash light photographic system for cameraCANON KK·Filed 1975·Granted May 3, 1977·21 cites·36 claims
- 0789US4449802AAdapter deviceCANON KK·Filed 1983·Granted May 22, 1984·25 cites·16 claims
- 0888US4068245AExposure control system for flash photographyCANON KK·Filed 1973·Granted Jan 10, 1978·16 cites·10 claims
- 0987US4126877ASafety device for an exposure amount control equipmentCANON KK·Filed 1976·Granted Nov 21, 1978·17 cites·9 claims
- 1084US4181416AData printer for a cameraCANON KK·Filed 1976·Granted Jan 1, 1980·16 cites·2 claims
- 1182US4078242AFlash light photographic systemsCANON KK·Filed 1975·Granted Mar 7, 1978·13 cites·6 claims
- 1277US4187019AFlash light photographic systemsCANON KK·Filed 1977·Granted Feb 5, 1980·10 cites·22 claims
- 1376US4012665AElectronic flash device with capacitor discharge cut-off before full dischargeCANON KK·Filed 1975·Granted Mar 15, 1977·20 cites·4 claims
- 1475US4100459AIndicator circuit for electronic flash apparatusCANON KK·Filed 1976·Granted Jul 11, 1978·9 cites·13 claims
- 1568US4230402AFlash exposure control systemCANON KK·Filed 1978·Granted Oct 28, 1980·7 cites·6 claims
- 1668US4200370ACamera for daylight and flash photographyCANON KK·Filed 1978·Granted Apr 29, 1980·7 cites·5 claims
- 1766US4382666AIndicating device for computer type electronic flash apparatusCANON KK·Filed 1980·Granted May 10, 1983·9 cites·7 claims
- 1863US4669850AFlash photographic exposure control systemCANON KK·Filed 1986·Granted Jun 2, 1987·9 cites·19 claims
- 1962US4034387AApparatus for taking photographs of an object in close proximity by means of flashCANON KK·Filed 1974·Granted Jul 5, 1977·5 cites·14 claims
- 2058US4315679AAdapter deviceCANON KK·Filed 1979·Granted Feb 16, 1982·4 cites·3 claims
- 2156US4079385ACamera systemCANON KK·Filed 1975·Granted Mar 14, 1978·4 cites·9 claims
- 2255US4127325AAutomatic exposure control cameraCANON KK·Filed 1975·Granted Nov 28, 1978·4 cites·9 claims
- 2351US4122467ACamera with the shutter time control circuit for the flash light photographyCANON KK·Filed 1976·Granted Oct 24, 1978·3 cites·18 claims
- 2447US4007398AAutomatic control device for an electronic flash apparatusCANON KK·Filed 1975·Granted Feb 8, 1977·9 cites·15 claims
- 2542US4464609AFlash lighting unit for a cameraCANON KK·Filed 1983·Granted Aug 7, 1984·7 cites·3 claims
- 2638US4168891ACamera for daylight and flash photographyCANON KK·Filed 1977·Granted Sep 25, 1979·1 cites·3 claims
- 2737US4162426AZone responsive, light-sensing circuit for controlling flash photographingCANON KK·Filed 1977·Granted Jul 24, 1979·5 cites·8 claims
- 2836US4238149AFlash camera system with daylight cutout controlCANON KK·Filed 1978·Granted Dec 9, 1980·1 cites·7 claims
- 2931US4095141AElectronic flash deviceCANON KK·Filed 1976·Granted Jun 13, 1978·2 cites·7 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →