Inventor · disambiguated record
Taketoshi Hoshizaki
Also filed as: HOSHIZAKI TAKETOSHI
31 granted patents·1 pending application·338 citations·filing 1988–2020
97Inventor score
Files withFUJI XEROX CO LTD28FUJIFILM BUSINESS INNOVATION CORP1HOSHIO TAKURO1KAWAI TAKESHI1NUKADA HIDEMI1
Top patents by PatentIndex Score
32 records- 0195US6020426ACharge-transporting copolymer, method of forming charge-transporting copolymer, electrophotographic photosensitive body, and electrophotographic deviceFUJI XEROX CO LTD·Filed 1997·Granted Feb 1, 2000·83 cites·21 claims
- 0291US9280079B1Charging member, process cartridge, and image forming apparatusFUJI XEROX CO LTD·Filed 2015·Granted Mar 8, 2016·7 cites·14 claims
- 0388US8467697B2Cleaning member for image forming apparatus, charging device, unit for image forming apparatus, process cartridge, and image forming apparatusKAWAI TAKESHI·Filed 2010·Granted Jun 18, 2013·5 cites·15 claims
- 0487US7702256B2Image-forming apparatus including an electrophotographic photoreceptor having an undercoat layer with metal oxide particles and an acceptor compoundFUJI XEROX CO LTD·Filed 2005·Granted Apr 20, 2010·9 cites·12 claims
- 0586US6773857B2Electrophotographic photoreceptor, processes for producing the same, process cartridge, and electrophotographic apparatusFUJI XEROX CO LTD·Filed 2002·Granted Aug 10, 2004·28 cites·18 claims
- 0685US8090298B2Electrostatic charging member, electrostatic charging device, process cartridge and image forming apparatusHOSHIO TAKURO·Filed 2009·Granted Jan 3, 2012·8 cites·15 claims
- 0782US5965063ACharge transporting material and method of preparing charge transporting particulates used thereinFUJI XEROX CO LTD·Filed 1997·Granted Oct 12, 1999·56 cites·16 claims
- 0881US5382489AElectrophotographic photoreceptor with polycarbonate resin mixtureFUJI XEROX CO LTD·Filed 1993·Granted Jan 17, 1995·26 cites·6 claims
- 0978US9939743B2Electrophotographic photoreceptor, process cartridge, and image forming apparatusFUJI XEROX CO LTD·Filed 2017·Granted Apr 10, 2018·1 cites·10 claims
- 1077US9046803B2Charging roll, charging unit, process cartridge, image forming apparatus, and method of manufacturing charging rollFUJI XEROX CO LTD·Filed 2014·Granted Jun 2, 2015·2 cites·15 claims
- 1175US6268096B1Titanyl phthalocyanine crystal and electrophotographic photoreceptor using the sameFUJI XEROX CO LTD·Filed 1995·Granted Jul 31, 2001·13 cites·3 claims
- 1273US9720343B2Conductive member, charging device, process cartridge, and image forming apparatusFUJI XEROX CO LTD·Filed 2016·Granted Aug 1, 2017·2 cites·11 claims
- 1372US6876371B2Image forming apparatusFUJI XEROX CO LTD·Filed 2003·Granted Apr 5, 2005·13 cites·20 claims
- 1466US5834146AElectrophotographic photoreceptor containing uniform and nonuniform charge transporting layersFUJI XEROX CO LTD·Filed 1996·Granted Nov 10, 1998·17 cites·19 claims
- 1564US5440029ATitanyl phthalocyanine crystalFUJI XEROX CO LTD·Filed 1993·Granted Aug 8, 1995·6 cites·2 claims
- 1664US4999268AFunction separated electrophotographic photoreceptor containing seleniumFUJI XEROX CO LTD·Filed 1989·Granted Mar 12, 1991·13 cites·12 claims
- 1763US7561828B2Image-forming apparatus including an electrophotographic photoreceptor having an undercoat layerFUJI XEROX CO LTD·Filed 2005·Granted Jul 14, 2009·2 cites·22 claims
- 1863US6395440B1Electrophotographic photoreceptor, process cartridge and electrophotographic apparatus using the sameFUJI XEROX CO LTD·Filed 2000·Granted May 28, 2002·8 cites·12 claims
- 1963US5942361AElectrophotographic photosensitive member having S-type photo-induced potential decay and electrophotographic apparatusFUJI XEROX CO LTD·Filed 1997·Granted Aug 24, 1999·15 cites·30 claims
- 2058US10095138B2Electrophotographic photoreceptor, process cartridge, and image forming apparatusFUJI XEROX CO LTD·Filed 2017·Granted Oct 9, 2018·0 cites·13 claims
- 2154US9823598B2Conductive member, process cartridge, and image forming apparatusFUJI XEROX CO LTD·Filed 2016·Granted Nov 21, 2017·0 cites·9 claims
- 2251US11209740B2Electrophotographic photoreceptor, process cartridge, and image forming apparatusFUJIFILM BUSINESS INNOVATION CORP·Filed 2020·Granted Dec 28, 2021·0 cites·20 claims
- 2347US6002901AElectrophotographic photoreceptor and electrophotographic apparatusFUJI XEROX CO LTD·Filed 1998·Granted Dec 14, 1999·9 cites·22 claims
- 2441US7358984B2Image forming apparatus including multibeam exposure unit having surface emitting laser arrayFUJI XEROX CO LTD·Filed 2003·Granted Apr 15, 2008·1 cites·10 claims
- 2536US5032480AMultilayer electrophotographic photoreceptorFUJI XEROX CO LTD·Filed 1988·Granted Jul 16, 1991·3 cites·9 claims
- 2635US5946018AImage formation apparatus and method for clear character and smooth image reproductionFUJI XEROX CO LTD·Filed 1996·Granted Aug 31, 1999·3 cites·10 claims
- 2735US2006014092A1Electrophotographic photoreceptor, electrophotographic cartridge and electrophotographic apparatusNUKADA HIDEMI·Filed 2005·Application pending·0 cites
- 2834US5529842ACharge roll for electrophotographyFUJI XEROX CO LTD·Filed 1994·Granted Jun 25, 1996·4 cites·12 claims
- 2933US5576806ACharging roll for electrophotographyFUJI XEROX CO LTD·Filed 1995·Granted Nov 19, 1996·2 cites·17 claims
- 3031US5424159AElectrophotographic photoreceptorFUJI XEROX CO LTD·Filed 1993·Granted Jun 13, 1995·1 cites·9 claims
- 3130US5403688AMethod for determining termination time of the step of dispersing a coating composition for photosensitive layer of electrophotographic photoreceptor and electrophotographic photoreceptor prepared using the dispersionFUJI XEROX CO LTD·Filed 1991·Granted Apr 4, 1995·1 cites·9 claims
- 3229US5166017AElectrophotographic photoreceptorFUJI XEROX CO LTD·Filed 1988·Granted Nov 24, 1992·0 cites·9 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →