Inventor · disambiguated record
Shigeaki Tokutake
Also filed as: TOKUTAKE SHIGEAKI
20 granted patents·1 pending application·148 citations·filing 1991–2009
94Inventor score
Technology areasG03G
Top patents by PatentIndex Score
21 records- 0181US7378212B2Image forming method, photoreceptorKONICA MINOLTA BUSINESS TECH·Filed 2005·Granted May 27, 2008·6 cites·19 claims
- 0278US7560209B2Electrophotographic image forming apparatus and image forming unitKONICA MINOLTA BUSINESS TECH·Filed 2006·Granted Jul 14, 2009·6 cites·18 claims
- 0377US6120955ASubstrate for photosensitive member, photosensitive member, production method thereof and image forming apparatus using the photosensitive memberMINOLTA CO LTD·Filed 1998·Granted Sep 19, 2000·31 cites·27 claims
- 0477US5380613APhotosensitive member comprising electronattracting compound and hindered phenol compoundMINOLTA CAMERA KK·Filed 1992·Granted Jan 10, 1995·23 cites·16 claims
- 0575US6933090B2Photosensitive member for electrophotographyKONICA MINOLTA BUSINESS TECH·Filed 2003·Granted Aug 23, 2005·14 cites·20 claims
- 0673US6365309B1Photosensitive member for electrophotography with specic surface protective layerMINOLTA CO LTD·Filed 2000·Granted Apr 2, 2002·15 cites·17 claims
- 0771US7041419B2Organic photoreceptor unitMINOLTA CO LTD·Filed 2002·Granted May 9, 2006·13 cites·30 claims
- 0870US7529504B2Organic photoconductor, process cartridge and image forming apparatus both employing the sameKONICA MINOLTA BUSINESS TECH·Filed 2005·Granted May 5, 2009·3 cites·20 claims
- 0964US7625683B2Image forming method, a processing cartridge and an image forming method using the sameKONICA MINOLTA BUSINESS TECH·Filed 2005·Granted Dec 1, 2009·2 cites·16 claims
- 1063US7459256B2Image forming method and image forming apparatusKONICA MINOLTA BUSINESS TECH·Filed 2005·Granted Dec 2, 2008·2 cites·14 claims
- 1158US5294510APhotosensitive member containing specific coumarin fluorescent bleaching agentMINOLTA CAMERA KK·Filed 1991·Granted Mar 15, 1994·12 cites·5 claims
- 1256US8036577B2Image forming method and image forming apparatusKONICA MINOLTA BUSINESS TECH·Filed 2008·Granted Oct 11, 2011·1 cites·14 claims
- 1351US5395715APhotosensitive member having photosensitive layer which comprises amino compound as charge transporting materialMINOLTA CAMERA KK·Filed 1993·Granted Mar 7, 1995·9 cites·9 claims
- 1450US5166019APhotosensitive member comprising specified distyryl compound as charge transporting materialMINOLTA CAMERA KK·Filed 1991·Granted Nov 24, 1992·8 cites·16 claims
- 1544US8551678B2Electrophotographic photoreceptor, image forming method, image forming apparatusTOKUTAKE SHIGEAKI·Filed 2009·Granted Oct 8, 2013·0 cites·12 claims
- 1643US7541125B2Organic photoconductor, manufacturing method thereof, and process cartridge and image formation apparatus using the same photoconductorKONICA MINOLTA BUSINESS TECH·Filed 2005·Granted Jun 2, 2009·0 cites·18 claims
- 1742US6280896B1Photosensitive member for electrophotographyMINOLTA CO LTD·Filed 2000·Granted Aug 28, 2001·2 cites·18 claims
- 1841US7466326B2Image forming method and image forming apparatusKONICA MINOLTA BUSINESS TECH·Filed 2005·Granted Dec 16, 2008·0 cites·20 claims
- 1939US2009280420A1Organic photoreceptor, image forming method, image forming apparatus, and image forming unitKONICA MINOLTA BUSINESS TECH·Filed 2009·Application pending·0 cites
- 2038US6368764B2Photosensitive member for electrophotographyMINOLTA CO LTD·Filed 2000·Granted Apr 9, 2002·1 cites·20 claims
- 2137US7531282B2Organic photoreceptor, image forming apparatus, image forming method and process cartridgeKONICA MINOLTA BUSINESS TECH·Filed 2005·Granted May 12, 2009·0 cites·16 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →