Inventor
ITAMI AKIHIKO
JP65 patents
⚠️ This page may combine multiple inventors who share the name “ITAMI AKIHIKO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
KONISHIROKU PHOTO IND
28 patentsUS6258499B1Jul 10, 2001
Electrophotographic photoreceptor, an image forming method, an image forming apparatus, and an apparatus unit
KONISHIROKU PHOTO IND45 citations93
US5039586AAug 13, 1991
Electrophotographic photoreceptor
KONISHIROKU PHOTO IND25 citations93
US6489069B1Dec 3, 2002
Electrophotographic image carrier and image forming apparatus, image forming method and processing cartridge using it
KONISHIROKU PHOTO IND22 citations92
US6442367B1Aug 27, 2002
Electrophotographic image forming method, electrophotographic image forming apparatus, and processing cartridge
KONISHIROKU PHOTO IND20 citations92
US6265122B1Jul 24, 2001
Electrophotographic photoreceptor and an image forming apparatus and a process cartridge using the same
KONISHIROKU PHOTO IND19 citations92
US6203962B1Mar 20, 2001
Electrophotographic image forming method, electrophotographic image forming apparatus, and processing cartridge and electrophotographic photoreceptor used therein
KONISHIROKU PHOTO IND36 citations92
US6143452ANov 7, 2000
Electrophotographic photoreceptor
KONISHIROKU PHOTO IND24 citations92
US5679488AOct 21, 1997
Electrophotography photoreceptor
KONISHIROKU PHOTO IND20 citations89
US6797444B2Sep 28, 2004
Electrophotographic photoreceptor and production method of the same
KONISHIROKU PHOTO IND15 citations84
US6479202B2Nov 12, 2002
Electrophotographic photoreceptor, electrophotographic image forming method, electrophotographic image forming apparatus and processing cartridge
KONISHIROKU PHOTO IND18 citations84
US4994339AFeb 19, 1991
Electrophotographic photoreceptor using titanyl phthalocyanine
KONISHIROKU PHOTO IND21 citations80
US6605400B2Aug 12, 2003
Electrophotographic photoreceptor
KONISHIROKU PHOTO IND7 citations74
US6497984B2Dec 24, 2002
Image forming method and image forming apparatus
KONISHIROKU PHOTO IND11 citations74
US6461780B2Oct 8, 2002
Electrophotographic photoreceptor, image forming method, image forming apparatus, and processing cartridge
KONISHIROKU PHOTO IND12 citations74
US6403270B2Jun 11, 2002
Electrophotographic photoreceptor, electrophotographic image forming method, electrophotographic image forming apparatus, and processing cartridge
KONISHIROKU PHOTO IND12 citations74
US6383700B1May 7, 2002
Image forming method, image forming apparatus, and developer material used in said apparatus
KONISHIROKU PHOTO IND10 citations74
US5753395AMay 19, 1998
Electrophotographic photoreceptor
KONISHIROKU PHOTO IND13 citations74
US5354635AOct 11, 1994
Electrophotographic photoreceptor comprising mixed crystals of titanylphthalocyanine and vanadylphthalocyanine
KONISHIROKU PHOTO IND17 citations74
US5234785AAug 10, 1993
Electrophotographic photoreceptor and manufacturing method thereof
KONISHIROKU PHOTO IND14 citations74
US6406825B1Jun 18, 2002
Electrophotographic photoreceptor
KONISHIROKU PHOTO IND12 citations73
US6399262B1Jun 4, 2002
Electrophotographic photoreceptor
KONISHIROKU PHOTO IND7 citations73
US5721085AFeb 24, 1998
Electrophotographic image forming method
KONISHIROKU PHOTO IND13 citations73
US6919155B2Jul 19, 2005
Organic photoreceptor and image forming method
KONISHIROKU PHOTO IND3 citations63
US5981125ANov 9, 1999
Electrophotographic photoreceptor, and an image-forming apparatus and method of using the same
KONISHIROKU PHOTO IND5 citations63
US5891599AApr 6, 1999
Electrophotographic photoreceptor
KONISHIROKU PHOTO IND4 citations63
US5215840AJun 1, 1993
Electrophotographic photoreceptor and manufacturing method thereof
KONISHIROKU PHOTO IND6 citations63
US6569586B2May 27, 2003
Photoreceptor for forming electrostatic latent image
KONISHIROKU PHOTO IND4 citations59
US5804345ASep 8, 1998
Photoreceptor for electrophotography
KONISHIROKU PHOTO IND5 citations59
KONICA MINOLTA BUSINESS TECH
11 patentsUS8039741B2Oct 18, 2011
Photoelectric conversion element and solar cell
KONICA MINOLTA BUSINESS TECH11 citations83
US7947898B2May 24, 2011
Photoelectric conversion element and solar cell
KONICA MINOLTA BUSINESS TECH12 citations83
US7943848B2May 17, 2011
Photoelectric conversion element, method of manufacturing the same and solar cell
KONICA MINOLTA BUSINESS TECH15 citations83
US7166398B2Jan 23, 2007
Electrophotographic photoreceptor and device
KONICA MINOLTA BUSINESS TECH6 citations74
US7897312B2Mar 1, 2011
Image forming method
KONICA MINOLTA BUSINESS TECH4 citations63
US7479359B2Jan 20, 2009
Photoconductor for electrophotography
KONICA MINOLTA BUSINESS TECH4 citations63
US7477866B2Jan 13, 2009
Image forming method and image forming apparatus
KONICA MINOLTA BUSINESS TECH2 citations63
US7473509B2Jan 6, 2009
Image forming method and image forming apparatus
KONICA MINOLTA BUSINESS TECH4 citations63
US7459256B2Dec 2, 2008
Image forming method and image forming apparatus
KONICA MINOLTA BUSINESS TECH2 citations63
US7285366B2Oct 23, 2007
Organic photoreceptor, an image forming method, an image forming apparatus and a process cartridge
KONICA MINOLTA BUSINESS TECH4 citations63
US7214457B2May 8, 2007
Organic photoconductor, process cartridge, image forming apparatus and image forming method
KONICA MINOLTA BUSINESS TECH2 citations63
KONICA CORP
5 patentsUS7022450B2Apr 4, 2006
Image forming method and image forming apparatus
KONICA CORP19 citations92
US7078142B2Jul 18, 2006
Image forming method
KONICA CORP8 citations73
US7135262B2Nov 14, 2006
Image forming method
KONICA CORP2 citations63
US7101648B2Sep 5, 2006
Image forming method and image forming apparatus
KONICA CORP2 citations63
US7078138B2Jul 18, 2006
Apparatus and method for forming image forming
KONICA CORP2 citations63
KONICA MINOLTA INC
3 patentsUS11886145B2Jan 30, 2024
Electrostatic charge image developing toner and manufacturing method of same, image forming method, image forming system and output product using same
KONICA MINOLTA INC0 citations63
US12326672B2Jun 10, 2025
Developing sleeve and electrophotographic image forming apparatus
KONICA MINOLTA INC0 citations62
US12287592B2Apr 29, 2025
Image forming method and image forming system
KONICA MINOLTA INC0 citations60
KONICA MINOLTA HOLDINGS INC
2 patentsKONICA MINOLTA TECHNOSEARCH CO
1 patentShowing the top 50 of 65 patents by PatentIndex Score.