Inventor
KURIMOTO EIJI
JP59 patents
⚠️ This page may combine multiple inventors who share the name “KURIMOTO EIJI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
RICOH KK
29 patentsUS6641964B2Nov 4, 2003
Electrophotographic photoreceptor, method for manufacturing the photoreceptor, and image forming method and apparatus using the photoreceptor
RICOH KK80 citations98
US6432596B2Aug 13, 2002
Electrophotographic photoreceptor and image forming method and apparatus using the photoreceptor
RICOH KK102 citations98
US5578405ANov 26, 1996
Electrophotographic photoconductor containing disazo and trisazo pigments
RICOH KK125 citations97
US6975830B2Dec 13, 2005
Image forming apparatus, process cartridge, and waste toner recovery device
RICOH KK37 citations96
US6936388B2Aug 30, 2005
Electrophotographic photoreceptor, and image forming method, image forming apparatus, and image forming apparatus processing unit using same
RICOH KK59 citations96
US6790572B2Sep 14, 2004
Electrophotographic photoreceptor, and image forming method and apparatus using the photoreceptor
RICOH KK52 citations96
US5702855ADec 30, 1997
Electrophotographic photoconductor containing a mixture of a phenol compound and an organic sulfur-containing compound
RICOH KK55 citations96
US6653033B1Nov 25, 2003
Electrophotographic photoconductor, method of manufacturing same and image forming method, image forming apparatus and process cartridge using same
RICOH KK46 citations95
US6573016B2Jun 3, 2003
Electrophotographic photoconductor, method of manufacturing same and image forming method, image forming apparatus and process cartridge using same
RICOH KK71 citations95
US7184684B2Feb 27, 2007
Image forming apparatus, process cartridge, and waste toner recovery device
RICOH KK16 citations93
US7160658B2Jan 9, 2007
Electrophotographic photoreceptor, and image forming method, image forming apparatus, and image forming apparatus processing unit using same
RICOH KK31 citations93
US6858362B2Feb 22, 2005
Electrophotographic photoreceptor, and image forming method and apparatus using the photoreceptor
RICOH KK24 citations93
US7314693B2Jan 1, 2008
Electrophotographic photoconductor, electrophotographic process, electrophotographic apparatus, and process cartridge
RICOH KK52 citations92
US7292817B2Nov 6, 2007
Image forming apparatus, process cartridge, and waste toner recovery device
RICOH KK15 citations92
US7267916B2Sep 11, 2007
Electrophotographic photoreceptor, and image forming method, image forming apparatus and process cartridge therefor using the electrophotographic photoreceptor
RICOH KK48 citations92
US7031650B2Apr 18, 2006
Image forming apparatus and copier
RICOH KK14 citations92
US6853834B2Feb 8, 2005
Image forming apparatus and copier
RICOH KK22 citations92
US6853823B2Feb 8, 2005
Electrophotographic photoreceptor and image forming apparatus using the photoreceptor
RICOH KK21 citations92
US6844124B2Jan 18, 2005
Electrophotographic photoreceptor, method for manufacturing the photoreceptor, and image forming method and apparatus using the photoreceptor
RICOH KK31 citations92
US6824939B2Nov 30, 2004
Electrophotographic image forming method and apparatus
RICOH KK38 citations92
US7747197B2Jun 29, 2010
Electrophotographic image forming apparatus and process cartridge
RICOH KK11 citations84
US7295796B1Nov 13, 2007
Image forming apparatus having a temporary toner holding device and a toner collecting device
RICOH KK14 citations84
US7177583B2Feb 13, 2007
Image forming apparatus and copier
RICOH KK10 citations84
US6993281B2Jan 31, 2006
Image forming apparatus and process cartridge including flexible member
RICOH KK12 citations84
US7110699B2Sep 19, 2006
Image forming apparatus and process cartridge for use in the same
RICOH KK8 citations74
US7060404B2Jun 13, 2006
Electrophotographic photoreceptor, method for manufacturing the electrophotographic photoreceptor and image forming apparatus using the electrophotographic photoreceptor
RICOH KK8 citations74
US7341810B2Mar 11, 2008
Electrophotographic photoreceptor method of manufacturing electrophotographic photoreceptor, and electrophotographic apparatus and process cartridge using electrophotographic photoreceptor
RICOH KK5 citations63
US7282529B2Oct 16, 2007
Coating liquid for an electrographic photoreceptor and a method of preparation using a ball mill
RICOH KK2 citations63
US7127196B2Oct 24, 2006
Electrophotographic photoreceptor, method for manufacturing the electrophotographic photoreceptor and image forming apparatus using the electrophotographic photoreceptor
RICOH KK4 citations63
RICOH CO LTD
5 patentsUS7919220B2Apr 5, 2011
Electrophotographic photoreceptor, image forming apparatus and process cartridge
RICOH CO LTD10 citations84
US7871747B2Jan 18, 2011
Electrophotographic photoconductor having charge blocking and moire preventing layers
RICOH CO LTD9 citations83
US8380109B2Feb 19, 2013
Image forming apparatus and process cartridge
RICOH CO LTD2 citations63
US8007972B2Aug 30, 2011
Electrophotographic photoconductor, and image forming apparatus, process cartridge and image forming method using the same
RICOH CO LTD2 citations63
US8349529B2Jan 8, 2013
Electrophotographic photoconductor, and electrophotographic method, electrophotographic apparatus and process cartridge containing the electrophotographic photoconductor
RICOH CO LTD2 citations62
KURIMOTO EIJI
4 patentsUS8588630B2Nov 19, 2013
Image forming apparatus
KURIMOTO EIJI3 citations61
US9753384B2Sep 5, 2017
Photoconductor, electrophotographic method, electrophotographic apparatus, and electrophotographic process cartridge
KURIMOTO EIJI1 citations50
US9291924B2Mar 22, 2016
Electrophotographic photoconductor, and image forming method, image forming apparatus, and process cartridge using the electrophotographic photoconductor
KURIMOTO EIJI1 citations50
US8932787B2Jan 13, 2015
Electrophotographic photoconductor, electrophotographic apparatus and process cartridge
KURIMOTO EIJI1 citations49
SHIMOYAMA KEISUKE
3 patentsUS8192905B2Jun 5, 2012
Electrophotographic photoconductor, image forming apparatus, and process cartridge
SHIMOYAMA KEISUKE2 citations61
US8227156B2Jul 24, 2012
Electrophotographic photoconductor, image forming apparatus, image forming method, and process cartridge
SHIMOYAMA KEISUKE0 citations51
US8064795B2Nov 22, 2011
Electrophotographic image forming apparatus and process cartridge
SHIMOYAMA KEISUKE0 citations50
ISHIDA TOSHIHIRO
3 patentsUS10191398B2Jan 29, 2019
Electrophotographic photoconductor, image forming apparatus, and process cartridge
ISHIDA TOSHIHIRO0 citations49
US9766562B2Sep 19, 2017
Photoconductor, image forming apparatus, and process cartridge
ISHIDA TOSHIHIRO0 citations49
US9678446B2Jun 13, 2017
Electrophotographic photoconductor, image forming apparatus, and process cartridge
ISHIDA TOSHIHIRO0 citations49
ASANO TOMOHARU
2 patentsISHIZAKA TAKUYA
1 patentOHTA MASAFUMI
1 patentSHARP KK
1 patentNII DAISUKE
1 patentShowing the top 50 of 59 patents by PatentIndex Score.