Inventor · disambiguated record
Hitoshi Toma
Also filed as: NARITA NOBORU · TOMA HITOSHI · TOSAKA UMI
15 granted patents·1 pending application·470 citations·filing 1977–2009
94Inventor score
Files withCANON KK16
Top patents by PatentIndex Score
16 records- 0194US5428249APhotovoltaic device with improved collector electrodeCANON KK·Filed 1993·Granted Jun 27, 1995·133 cites·16 claims
- 0294US5397401ASemiconductor apparatus covered with a sealing resin compositionCANON KK·Filed 1993·Granted Mar 14, 1995·108 cites·23 claims
- 0390US7528182B2Process for producing colorant dispersoidCANON KK·Filed 2005·Granted May 5, 2009·9 cites·15 claims
- 0488US4618552ALight receiving member for electrophotography having roughened intermediate layerCANON KK·Filed 1985·Granted Oct 21, 1986·71 cites·27 claims
- 0586US4174883ARear projection screenCANON KK·Filed 1977·Granted Nov 20, 1979·16 cites·28 claims
- 0678US6214636B1Photovoltaic device with improved collector electrodeCANON KK·Filed 1997·Granted Apr 10, 2001·46 cites·4 claims
- 0777US5112656ACoating method suitable for use in production of photosensitive member for electrophotographyCANON KK·Filed 1988·Granted May 12, 1992·20 cites·26 claims
- 0867US4203764APolyester or polyurethane coated electrostatic image holding memberCANON KK·Filed 1978·Granted May 20, 1980·12 cites·6 claims
- 0959US4924282AImage reading device with moisture resistant layerCANON KK·Filed 1989·Granted May 8, 1990·13 cites·13 claims
- 1058US4617245ALight receiving member having tapered reflective surfaces between substrate and light receiving layerCANON KK·Filed 1985·Granted Oct 14, 1986·18 cites·37 claims
- 1151US2009182076A1Process for producing colorant dispersoidCANON KK·Filed 2009·Application pending·0 cites
- 1244US5017988AImage reading device with protective layersCANON KK·Filed 1990·Granted May 21, 1991·9 cites·5 claims
- 1343US4535043AElectrophotographic photosensitive memberCANON KK·Filed 1984·Granted Aug 13, 1985·5 cites·8 claims
- 1437US4439258AMethod for covering with cylindrically shaped heat-shrinkable filmCANON KK·Filed 1982·Granted Mar 27, 1984·3 cites·4 claims
- 1536US4943819AImage holding member and image forming deviceCANON KK·Filed 1989·Granted Jul 24, 1990·3 cites·14 claims
- 1635US4559260AImage holding member having protective layersCANON KK·Filed 1982·Granted Dec 17, 1985·4 cites·7 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →