Inventor · disambiguated record
Shigenori Otsuka
Also filed as: OTSUKA SHIGENORI
18 granted patents·1 pending application·527 citations·filing 1978–2001
95Inventor score
Top patents by PatentIndex Score
19 records- 0197US4278747AElectrophotographic plate comprising a conductive substrate and a photosensitive layer containing an organic photoconductor layer composed of a hydrazone compoundMITSUBISHI CHEM IND·Filed 1979·Granted Jul 14, 1981·122 cites·15 claims
- 0296US4367273AElectrophotographic plate comprising a conductive substrate and a photosensitive layer containing an organic photoconductor layer composed of a hydrazone compoundMITSUBISHI CHEM IND·Filed 1981·Granted Jan 4, 1983·61 cites·14 claims
- 0394US4664997ACrystalline oxytitanium phthalocyanine and photoreceptor for use in electrophotographyMITSUBISHI CHEM IND·Filed 1985·Granted May 12, 1987·52 cites·2 claims
- 0492US5247226AOrganic electroluminescent deviceMITSUBISHI CHEM IND·Filed 1992·Granted Sep 21, 1993·94 cites·11 claims
- 0589US4725519ADual layer electrophotographic photoreceptor comprises titanium phthalocyanine charge generator and hydrazone charge transport materialsMITSUBISHI CHEM IND·Filed 1985·Granted Feb 16, 1988·34 cites·3 claims
- 0683US5120627AElectrophotographic photoreceptor having a dip coated charge transport layerMITSUBISHI CHEM IND·Filed 1990·Granted Jun 9, 1992·29 cites·12 claims
- 0778US4184871APhotosensitive composition for electrophotographyMITSUBISHI CHEM IND·Filed 1978·Granted Jan 22, 1980·17 cites·9 claims
- 0869US5208035ADiclofenac sodium plasterSS PHARMACEUTICAL CO·Filed 1991·Granted May 4, 1993·23 cites·3 claims
- 0966US5130222AElectrophotographic photoreceptor and use in repeated copyingMITSUBISHI CHEM IND·Filed 1990·Granted Jul 14, 1992·16 cites·12 claims
- 1061US5102759AElectrophotographic photoreceptorMITSUBISHI CHEM IND·Filed 1990·Granted Apr 7, 1992·14 cites·12 claims
- 1161US4752549AElectrophotographic photoreceptor having a protective layerMITSUBISHI CHEM IND·Filed 1986·Granted Jun 21, 1988·13 cites·16 claims
- 1260US5045421AElectrophotographic photoreceptor comprising metal complex charge transport materialMITSUBISHI CHEM IND·Filed 1990·Granted Sep 3, 1991·13 cites·15 claims
- 1358US4407919AElectrophotographic plateMITSUBISHI CHEM IND·Filed 1982·Granted Oct 4, 1983·10 cites·5 claims
- 1452US5173384AElectrophotographic photoreceptorMITSUBISHI CHEM IND·Filed 1992·Granted Dec 22, 1992·9 cites·3 claims
- 1547US5334856AImage readout element with oxytitanium phthalocyanineMITSUBISHI CHEM IND·Filed 1993·Granted Aug 2, 1994·12 cites·8 claims
- 1639US5676970AAnti-inflammatory analgesic plasterSS PHARMACEUTICAL CO·Filed 1995·Granted Oct 14, 1997·3 cites·10 claims
- 1732US2003165560A1Preparations for coating woundFiled 2001·Application pending·0 cites
- 1829US5360691ACarrier for developing electrostatic latent images, developer, and electrophotographic developing processMITSUBISHI CHEM IND·Filed 1992·Granted Nov 1, 1994·3 cites·27 claims
- 1926US5001027AElectrophotographic apparatus and methodMITSUBISHI CHEM IND·Filed 1989·Granted Mar 19, 1991·2 cites·7 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →