Inventor · disambiguated record
Yoichi Osato
Also filed as: OSATO YOICHI
53 granted patents·3 pending applications·717 citations·filing 1982–2007
98Inventor score
Files withCANON KK55
Top patents by PatentIndex Score
56 records- 0194US4460670APhotoconductive member with α-Si and C, N or O and dopantCANON KK·Filed 1982·Granted Jul 17, 1984·99 cites·52 claims
- 0289US7163831B2Light-emitting element, production method thereof, and light-emitting apparatusCANON KK·Filed 2002·Granted Jan 16, 2007·50 cites·28 claims
- 0389US4737947ARecording medium having optomagnetic recording layer and optical recording layer with guide tracks of specific reflectanceCANON KK·Filed 1984·Granted Apr 12, 1988·32 cites·4 claims
- 0488US5132945AMagnetooptical recording medium allowing overwriting with two or more magnetic layers and recording method utilizing the sameCANON KK·Filed 1990·Granted Jul 21, 1992·45 cites·47 claims
- 0585US4452875AAmorphous photoconductive member with α-Si interlayersCANON KK·Filed 1983·Granted Jun 5, 1984·26 cites·13 claims
- 0683US4460669APhotoconductive member with α-Si and C, U or D and dopantCANON KK·Filed 1982·Granted Jul 17, 1984·46 cites·52 claims
- 0780US4465750APhotoconductive member with a -Si having two layer regionsCANON KK·Filed 1982·Granted Aug 14, 1984·40 cites·31 claims
- 0880US4452874APhotoconductive member with multiple amorphous Si layersCANON KK·Filed 1983·Granted Jun 5, 1984·21 cites·9 claims
- 0978US5529864AOptical recording medium having mask layerCANON KK·Filed 1994·Granted Jun 25, 1996·25 cites·5 claims
- 1077US7834542B2Organic light-emitting apparatusCANON KK·Filed 2007·Granted Nov 16, 2010·4 cites·12 claims
- 1176US5163031AMethod of recording tetra-value signal on magneto-optical recording medium with plural magnetic layersCANON KK·Filed 1989·Granted Nov 10, 1992·21 cites·7 claims
- 1271US4675767AOpto-magnetic recording mediumCANON KK·Filed 1984·Granted Jun 23, 1987·14 cites·11 claims
- 1369US6342754B1Charge-reducing film, image forming apparatus including said film and method of manufacturing said image forming apparatusCANON KK·Filed 1997·Granted Jan 29, 2002·19 cites·60 claims
- 1468US6583557B2Organic luminescent elementCANON KK·Filed 2001·Granted Jun 24, 2003·13 cites·10 claims
- 1567US5481410AMagnetooptical recording medium allowing overwriting with two or more magnetic layers and recording method utilizing the sameCANON KK·Filed 1994·Granted Jan 2, 1996·12 cites·30 claims
- 1667US4486521APhotoconductive member with doped and oxygen containing amorphous silicon layersCANON KK·Filed 1983·Granted Dec 4, 1984·13 cites·16 claims
- 1765US7683533B2Organic electroluminescent device provided with a polarizing plate, a prism member and a phase member in a stacked arrangementCANON KK·Filed 2007·Granted Mar 23, 2010·3 cites·2 claims
- 1865US7309619B2Light-emitting element, production method thereof, and light-emitting apparatusCANON KK·Filed 2006·Granted Dec 18, 2007·1 cites·6 claims
- 1965US5596555AMagnetooptical recording medium having magnetic layers that satisfy predetermined coercive force relationships, and recording/reproduction method for the mediumCANON KK·Filed 1994·Granted Jan 21, 1997·18 cites·23 claims
- 2065US4522905AAmorphous silicon photoconductive member with interface and rectifying layersCANON KK·Filed 1983·Granted Jun 11, 1985·12 cites·19 claims
- 2163US4490454APhotoconductive member comprising multiple amorphous layersCANON KK·Filed 1983·Granted Dec 25, 1984·11 cites·45 claims
- 2263US4483911APhotoconductive member with amorphous silicon-carbon surface layerCANON KK·Filed 1982·Granted Nov 20, 1984·20 cites·18 claims
- 2362US5265073AOverwritable magneto-optical recording medium having two-layer magnetic films wherein one of the films contains one or more of Cu, Ag, Ti, Mn, B, Pt, Si, Ge, Cr and Al, and a method of recording on the sameCANON KK·Filed 1991·Granted Nov 23, 1993·13 cites·20 claims
- 2461US4614951AOptical recording mediumCANON KK·Filed 1985·Granted Sep 30, 1986·11 cites·11 claims
- 2557US4501807APhotoconductive member having an amorphous silicon layerCANON KK·Filed 1983·Granted Feb 26, 1985·9 cites·25 claims
- 2656US4664977AOpto-magnetic recording mediumCANON KK·Filed 1985·Granted May 12, 1987·16 cites·12 claims
- 2754US4795688ALayered photoconductive member comprising amorphous siliconCANON KK·Filed 1987·Granted Jan 3, 1989·9 cites·21 claims
- 2853US5502692AMethod and apparatus for recording, reproducing and overwriting information on or from a magnetooptic disk having three magnetic layersCANON KK·Filed 1993·Granted Mar 26, 1996·9 cites·11 claims
- 2952US4536459APhotoconductive member having multiple amorphous layersCANON KK·Filed 1983·Granted Aug 20, 1985·12 cites·21 claims
- 3049US7902739B2Organic light emitting device with prismCANON KK·Filed 2007·Granted Mar 8, 2011·0 cites·10 claims
- 3146US5604046AMagneto-optical recording medium and a method using the sameCANON KK·Filed 1994·Granted Feb 18, 1997·6 cites·20 claims
- 3246US2007159093A1Light emitting apparatusCANON KK·Filed 2006·Application pending·0 cites
- 3345US4518671AElectrophotographic photosensitive Se or Se alloy doped with oxygenCANON KK·Filed 1983·Granted May 21, 1985·5 cites·3 claims
- 3444US4547448APhotoconductive member comprising silicon and oxygenCANON KK·Filed 1984·Granted Oct 15, 1985·5 cites·22 claims
- 3541US6028824AMagnetooptical recording medium allowing overwriting with two or more magnetic layersCANON KK·Filed 1998·Granted Feb 22, 2000·5 cites·2 claims
- 3641US5525378AMethod for producing a magnetooptical recording mediumCANON KK·Filed 1994·Granted Jun 11, 1996·3 cites·8 claims
- 3741US4423133APhotoconductive member of amorphous siliconCANON KK·Filed 1982·Granted Dec 27, 1983·7 cites·26 claims
- 3840US5503924AExchange-coupled magnetooptical recording medium with first layer having smaller vertical orientation saturation magnetization than in-plane orientation saturation magnetization of second layerCANON KK·Filed 1994·Granted Apr 2, 1996·7 cites·17 claims
- 3940US2003044518A1Organic luminescence device and process for production thereofCANON KK·Filed 2002·Application pending·0 cites
- 4039US5536570AOverwrite capable magneto-optical recording medium having three magneto-optic layersCANON KK·Filed 1995·Granted Jul 16, 1996·4 cites·20 claims
- 4139US2002045062A1Organic luminescence device and process for production thereofFiled 2001·Application pending·0 cites
- 4238US5591515AMagnetic recording medium with a recording layer composed of laminate structure of magnetic films and non-magnetic films, and method for producing the sameCANON KK·Filed 1995·Granted Jan 7, 1997·6 cites·11 claims
- 4337US6998182B2Organic luminescence deviceCANON KK·Filed 2003·Granted Feb 14, 2006·2 cites·5 claims
- 4437US5521006AMagneto-optical recording mediumCANON KK·Filed 1993·Granted May 28, 1996·5 cites·18 claims
- 4537US5410521AMethod and apparatus for recording information on a medium having biaxial magnetic anisotropy using parallel and perpendicular magnetic fieldsCANON KK·Filed 1993·Granted Apr 25, 1995·3 cites·1 claims
- 4637US5140547AMagnetic bubble recording elementCANON KK·Filed 1991·Granted Aug 18, 1992·6 cites·32 claims
- 4737US4536460APhotoconductive memberCANON KK·Filed 1982·Granted Aug 20, 1985·5 cites·41 claims
- 4836US4999260AMagneto-optical recording medium comprising a rare-earth-transition metal dispersed in a dielectricCANON KK·Filed 1988·Granted Mar 12, 1991·4 cites·15 claims
- 4936US4636450APhotoconductive member having amorphous silicon matrix with oxygen and impurity containing regionsCANON KK·Filed 1986·Granted Jan 13, 1987·3 cites·37 claims
- 5035US5783300AMagnetooptical recording medium allowing overwriting with two or more magnetic layers and recording method utilizing the sameCANON KK·Filed 1996·Granted Jul 21, 1998·3 cites·3 claims
Showing the top 50 of 56 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →