Inventor · disambiguated record
Osamu Maida
Also filed as: MAIDA OSAMU
52 granted patents·320 citations·filing 1974–1992
98Inventor score
Top patents by PatentIndex Score
52 records- 0188US3961342ARemote control photographic apparatusNIPPON KOGAKU KK·Filed 1974·Granted Jun 1, 1976·15 cites·7 claims
- 0287US4494851ADisplay unit for flashlight photographyNIPPON KOGAKU KK·Filed 1982·Granted Jan 22, 1985·21 cites·20 claims
- 0381US4465369ALight measuring deviceNIPPON KOGAKU KK·Filed 1981·Granted Aug 14, 1984·15 cites·8 claims
- 0478US4561741ACamera film feed control apparatusNIPPON KOGAKU KK·Filed 1984·Granted Dec 31, 1985·14 cites·8 claims
- 0578US4448506AExposure control device of a cameraNIPPON KOGAKU KK·Filed 1982·Granted May 15, 1984·13 cites·21 claims
- 0675US3997832ACircuit for applying starting voltage to loadNIPPON KOGAKU KK·Filed 1975·Granted Dec 14, 1976·18 cites·3 claims
- 0772US5153632AFlash exposure apparatus for avoiding red-eye effectNIKON CORP·Filed 1992·Granted Oct 6, 1992·14 cites·13 claims
- 0871US4351600AFlash output control failure warning device of an automatic flash output control speed lightNIPPON KOGAKU KK·Filed 1981·Granted Sep 28, 1982·10 cites·16 claims
- 0969US4462670ALight measuring apparatus for cameraNIPPON KOGAKU KK·Filed 1982·Granted Jul 31, 1984·9 cites·21 claims
- 1068US4310606ABattery voltage checking deviceNIPPON KOGAKU KK·Filed 1980·Granted Jan 12, 1982·20 cites·23 claims
- 1164US4468109ACamera with automatic exposure control and display deviceNIPPON KOGAKU KK·Filed 1982·Granted Aug 28, 1984·7 cites·7 claims
- 1263US4538890ACamera provided with a mechanism for detecting the film speed of a filmNIPPON KOGAKU KK·Filed 1984·Granted Sep 3, 1985·7 cites·11 claims
- 1363US4538893AMotor driven cameraNIPPON KOGAKU KK·Filed 1983·Granted Sep 3, 1985·7 cites·19 claims
- 1463US4190340AMotor drive apparatus for photographic cameraNIPPON KOGAKU KK·Filed 1977·Granted Feb 26, 1980·5 cites·8 claims
- 1560US4436396AElectroflash unitNIPPON KOGAKU KK·Filed 1983·Granted Mar 13, 1984·6 cites·28 claims
- 1659US4525637AIntegrated circuit having an input voltage-clamping function and an input current-detecting functionFUJITSU LTD·Filed 1982·Granted Jun 25, 1985·10 cites·12 claims
- 1759US4365236ADigital display circuit displayable in analog fashionNIPPON KOGAKU KK·Filed 1980·Granted Dec 21, 1982·14 cites·7 claims
- 1858US4579433AFilm sensitivity setting device for cameraNIPPON KOGAKU KK·Filed 1984·Granted Apr 1, 1986·6 cites·5 claims
- 1958US4253750APower supply control apparatus for cameraNIPPON KOGAKU KK·Filed 1979·Granted Mar 3, 1981·4 cites·5 claims
- 2057US4422744AApparatus for signal transmission and reception between camera and attachmentNIPPON KOGAKU KK·Filed 1982·Granted Dec 27, 1983·12 cites·19 claims
- 2155US4281912AControl circuit for camera or motor drive deviceNIPPON KOGAKU KK·Filed 1980·Granted Aug 4, 1981·5 cites·6 claims
- 2253US4553140APower supply control circuitNIPPON KOGAKU KK·Filed 1982·Granted Nov 12, 1985·14 cites·7 claims
- 2353US3971053AElectromagnetic trigger device for use with camera capable of automatic time exposureNIPPON KOGAKU KK·Filed 1975·Granted Jul 20, 1976·4 cites·27 claims
- 2452US3980400AElectromagnetic trigger device in motor-driven camera capable of bulb exposureNIPPON KOGAKU KK·Filed 1975·Granted Sep 14, 1976·3 cites·16 claims
- 2551US4350422ABattery checking device of a motor driven cameraNIPPON KOGAKU KK·Filed 1981·Granted Sep 21, 1982·4 cites·6 claims
- 2650US4527882ADisplay apparatus for automatic exposure control cameraNIPPON KOGAKU KK·Filed 1984·Granted Jul 9, 1985·4 cites·5 claims
- 2750US4519683AElectronic flash apparatusNIPPON KOGAKU KK·Filed 1984·Granted May 28, 1985·4 cites·4 claims
- 2850US4072962AMetering deviceNIPPON KOGAKU KK·Filed 1976·Granted Feb 7, 1978·9 cites·9 claims
- 2948US3946410AElectromagnetic trigger deviceNIPPON KOGAKU KK·Filed 1974·Granted Mar 23, 1976·3 cites·9 claims
- 3045US4550991ADevice for detecting code on film cartridgeNIPPON KOGAKU KK·Filed 1984·Granted Nov 5, 1985·3 cites·2 claims
- 3145US4451150AFilm take-up apparatus in camera usable together with a film magazine deviceNIPPON KOGAKU KK·Filed 1982·Granted May 29, 1984·3 cites·7 claims
- 3245US4322149AElectric driving device of a cameraNIPPON KOGAKU KK·Filed 1980·Granted Mar 30, 1982·3 cites·5 claims
- 3344US4630917AExposure control device of a cameraNIPPON KOGAKU KK·Filed 1984·Granted Dec 23, 1986·3 cites·29 claims
- 3444US4340289AErroneous exposure preventing deviceNIPPON KOGAKU KK·Filed 1980·Granted Jul 20, 1982·3 cites·4 claims
- 3543US4558935ACamera provided with means for detecting information on film cartridgeNIPPON KOGAKU KK·Filed 1984·Granted Dec 17, 1985·3 cites·7 claims
- 3643US4036555AElectromagnetic trigger device in motor-driven camera capable of time exposureNIPPON KOGAKU KK·Filed 1975·Granted Jul 19, 1977·2 cites·15 claims
- 3741US4431291AIndicating device for a cameraNIPPON KOGAKU KK·Filed 1982·Granted Feb 14, 1984·2 cites·9 claims
- 3840US4354750AFlash unit having a flash output control deviceNIPPON KOGAKU KK·Filed 1981·Granted Oct 19, 1982·6 cites·5 claims
- 3939US4384777AElectric wind-up device of a cameraNIPPON KOGAKU KK·Filed 1981·Granted May 24, 1983·2 cites·3 claims
- 4039US4329036APower supply circuit for cameraNIPPON KOGAKU KK·Filed 1980·Granted May 11, 1982·2 cites·15 claims
- 4138US4262282AIndicator arrangement utilizing analog-digital converterNIPPON KOGAKU KK·Filed 1978·Granted Apr 14, 1981·3 cites·5 claims
- 4236US4624540AFilm speed setting device for cameraNIPPON KOGAKU KK·Filed 1985·Granted Nov 25, 1986·2 cites·3 claims
- 4336US4370044AElectric wind-up device of a cameraNIPPON KOGAKU KK·Filed 1981·Granted Jan 25, 1983·1 cites·5 claims
- 4435US4600289AAperture control system for camerasNIPPON KOGAKU KK·Filed 1984·Granted Jul 15, 1986·1 cites·4 claims
- 4535US3964080AElectromagnetic trigger device in a camera capable of effecting time photographyNIPPON KOGAKU KK·Filed 1975·Granted Jun 15, 1976·1 cites·27 claims
- 4634US4287549ACircuit for charging a release magnet energizing capacitor in a cameraNIPPON KOGAKU KK·Filed 1979·Granted Sep 1, 1981·0 cites·2 claims
- 4733US4509847AAutomatic exposure control camera having a low brightness warning deviceNIPPON KOGAKU KK·Filed 1983·Granted Apr 9, 1985·1 cites·17 claims
- 4832US4334745AExposure indicating device for a camera utilizing analog-digital converterNIPPON KOGAKU KK·Filed 1980·Granted Jun 15, 1982·1 cites·7 claims
- 4932US3934178ADevice for generating a signal for a predetermined interval after a power switch is openedNIPPON KOGAKU KK·Filed 1974·Granted Jan 20, 1976·1 cites·6 claims
- 5031US4353633ACamera with motor drive deviceNIPPON KOGAKU KK·Filed 1981·Granted Oct 12, 1982·0 cites·24 claims
Showing the top 50 of 52 patent records by PatentIndex Score.
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