Inventor · disambiguated record
Nobuaki Sakurada
Also filed as: ITO FUMIO · ITO TADASHI · MURAKAMI HIROYASHU · SAKURADA NOBUAKI
68 granted patents·1 pending application·1,700 citations·filing 1975–2001
99Inventor score
Top patents by PatentIndex Score
69 records- 0199US4047187ASystem for exposure measurement and/or focus detection by means of image senserCANON KK·Filed 1975·Granted Sep 6, 1977·254 cites·38 claims
- 0297US4118713ATotally opened F. value information input system of lens for a camera with interchangeable lensesCANON KK·Filed 1977·Granted Oct 3, 1978·49 cites·10 claims
- 0396US4672432AMethod for recording a color image using dots of colorants of different densitiesCANON KK·Filed 1984·Granted Jun 9, 1987·116 cites·13 claims
- 0495US4682216AColor image picture forming process and apparatus which improves the quality of the black portions of the pictureCANON KK·Filed 1984·Granted Jul 21, 1987·95 cites·50 claims
- 0595US4635078AIntermediate gradient image producing methodCANON KK·Filed 1984·Granted Jan 6, 1987·102 cites·16 claims
- 0694US4304472ACamera systemCANON KK·Filed 1976·Granted Dec 8, 1981·28 cites·2 claims
- 0793US4449805AData registration deviceCANON KK·Filed 1981·Granted May 22, 1984·29 cites·7 claims
- 0893US4384771AData registration deviceCANON KK·Filed 1978·Granted May 24, 1983·21 cites·6 claims
- 0993US4149795ADigital information transmitting and displaying system for a photographic cameraCANON KK·Filed 1977·Granted Apr 17, 1979·24 cites·10 claims
- 1092US4860034AInk jet recording apparatus with ambient temperature detecting means for providing a signal to drive control means responsive to a recording-density data signalCANON KK·Filed 1988·Granted Aug 22, 1989·63 cites·3 claims
- 1191US4931864AImage forming apparatus which performs gamma correction on the basis of a cumulative frequency distribution produced from a histogram of image data representing a selected area of an imageCANON KK·Filed 1989·Granted Jun 5, 1990·75 cites·34 claims
- 1291US4714935AInk-jet head driving circuitCANON KK·Filed 1986·Granted Dec 22, 1987·60 cites·10 claims
- 1391US4667228AImage signal processing apparatusCANON KK·Filed 1984·Granted May 19, 1987·60 cites·11 claims
- 1491US4631578AMethod of and apparatus for forming a color picture using a plurality of color correction processingsCANON KK·Filed 1984·Granted Dec 23, 1986·58 cites·17 claims
- 1591US4560997AMethod and apparatus for forming a patternCANON KK·Filed 1983·Granted Dec 24, 1985·46 cites·17 claims
- 1690US4959659AColor picture forming apparatus and methodCANON KK·Filed 1988·Granted Sep 25, 1990·69 cites·69 claims
- 1786US4134660ASelf timer of cameraCANON KK·Filed 1977·Granted Jan 16, 1979·14 cites·18 claims
- 1885US4604654AImage forming method and apparatusCANON KK·Filed 1985·Granted Aug 5, 1986·49 cites·7 claims
- 1985US4512656ACamera systemCANON KK·Filed 1980·Granted Apr 23, 1985·15 cites·37 claims
- 2085US4118716APhotographic mode selection device for a cameraCANON KK·Filed 1977·Granted Oct 3, 1978·14 cites·9 claims
- 2182US4682186AMethod for forming a color imageCANON KK·Filed 1984·Granted Jul 21, 1987·31 cites·12 claims
- 2282US4081813APhotographic information setting apparatus for cameraCANON KK·Filed 1976·Granted Mar 28, 1978·12 cites·9 claims
- 2382US4034383AExposure control deviceCANON KK·Filed 1975·Granted Jul 5, 1977·12 cites·16 claims
- 2481US4247189ACamera with built-in electric wind-up mechanismCANON KK·Filed 1979·Granted Jan 27, 1981·11 cites·6 claims
- 2581US4079386ACamera with digital control deviceCANON KK·Filed 1976·Granted Mar 14, 1978·12 cites·14 claims
- 2680US4664496ACamera systemCANON KK·Filed 1986·Granted May 12, 1987·14 cites·9 claims
- 2780US4106033ASystem for indicating photographing conditionsCANON KK·Filed 1976·Granted Aug 8, 1978·11 cites·4 claims
- 2879US4079387ACounter circuit for a cameraCANON KK·Filed 1976·Granted Mar 14, 1978·11 cites·14 claims
- 2979US4037233AExposure control device for a cameraCANON KK·Filed 1975·Granted Jul 19, 1977·9 cites·9 claims
- 3077US5172142AInk jet recording apparatus with driving means providing a driving signal having upper and lower limits in response to an input signalCANON KK·Filed 1991·Granted Dec 15, 1992·36 cites·6 claims
- 3176US4658284AImage forming apparatusCANON KK·Filed 1985·Granted Apr 14, 1987·29 cites·10 claims
- 3275US4432628AFilm transportation display deviceCANON KK·Filed 1982·Granted Feb 21, 1984·14 cites·7 claims
- 3374US4772911AImage formation apparatusCANON KK·Filed 1987·Granted Sep 20, 1988·26 cites·14 claims
- 3472US4351595AMotor drive cameraCANON KK·Filed 1981·Granted Sep 28, 1982·10 cites·9 claims
- 3572US4175842AExposure control system for a cameraCANON KK·Filed 1978·Granted Nov 27, 1979·8 cites·26 claims
- 3669US4167332AIndication and photometric unitCANON KK·Filed 1978·Granted Sep 11, 1979·7 cites·5 claims
- 3769US4103308ADigital information input methodCANON KK·Filed 1976·Granted Jul 25, 1978·7 cites·4 claims
- 3868US4713701APicture producing apparatus using multiple dot forming units and recording materials of different concentrationsCANON KK·Filed 1986·Granted Dec 15, 1987·22 cites·8 claims
- 3968US4713746AMethod for forming picturesCANON KK·Filed 1986·Granted Dec 15, 1987·22 cites·6 claims
- 4068US4029421ADigital exposure meterCANON KK·Filed 1975·Granted Jun 14, 1977·7 cites·9 claims
- 4164US4727436AMethod and apparatus for producing a pictureCANON KK·Filed 1986·Granted Feb 23, 1988·18 cites·19 claims
- 4264US4639747ARecording head drive control apparatusCANON KK·Filed 1984·Granted Jan 27, 1987·12 cites·16 claims
- 4363US4364647AControl device for a cameraCANON KK·Filed 1978·Granted Dec 21, 1982·5 cites·21 claims
- 4462US4291960ADisplay deviceCANON KK·Filed 1979·Granted Sep 29, 1981·5 cites·15 claims
- 4562US4145129APhotographic information display apparatus for cameraCANON KK·Filed 1978·Granted Mar 20, 1979·5 cites·10 claims
- 4661US4191458APhotographic information setting display circuitCANON KK·Filed 1978·Granted Mar 4, 1980·5 cites·33 claims
- 4759US4028712ADisplay system for photographic cameraKANON KABUSHIKI KAISHA·Filed 1975·Granted Jun 7, 1977·6 cites·3 claims
- 4858US4383749AAutomatic exposure control systemCANON KK·Filed 1980·Granted May 17, 1983·6 cites·10 claims
- 4957US4125832ADigital information conversion systemCANON KK·Filed 1977·Granted Nov 14, 1978·4 cites·13 claims
- 5056US4175848APhotographic information displaying apparatus for a cameraCANON KK·Filed 1978·Granted Nov 27, 1979·4 cites·4 claims
Showing the top 50 of 69 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →