Inventor
NAKATA KOUICHI
JP25 patents
⚠️ This page may combine multiple inventors who share the name “NAKATA KOUICHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
CANON KK
21 patentsUS6806009B2Oct 19, 2004
Electrophotographic photosensitive member, process cartridge and electrophotographic apparatus
CANON KK21 citations92
US6562530B2May 13, 2003
Electrophotographic photosensitive member, and process cartridge and electrophotographic apparatus having the electrophotographic photosensitive member
CANON KK20 citations92
US6555279B2Apr 29, 2003
Electrophotographic photosensitive member, process cartridge and electrophotographic apparatus
CANON KK22 citations92
US6492081B2Dec 10, 2002
Electrophotographic photosensitive member, and process cartridge and electrophotographic apparatus including the photosensitive member
CANON KK26 citations92
US6270936B1Aug 7, 2001
Electrophotographic photosensitive member, process cartridge, and electrophotographic apparatus
CANON KK23 citations92
US6218063B1Apr 17, 2001
Electrophotographic photosensitive member, process cartridge, and electrophotographic apparatus
CANON KK22 citations92
US6040100AMar 21, 2000
Electrophotographic photosensitive member, process cartridge and electrophotographic apparatus
CANON KK24 citations92
US5756248AMay 26, 1998
Electrophotographic photosensitive member and apparatus and process cartridge provided with the same
CANON KK25 citations92
US6998210B2Feb 14, 2006
Electrophotographic photosensitive member, electrophotographic apparatus, and process cartridge
CANON KK17 citations84
US6913862B2Jul 5, 2005
Phenolic compound, novel resol resin, cured products thereof, electrophotographic photosensitive member containing them, and process cartridge and electrophotographic apparatus which have the electrophotographic photosensitive member
CANON KK13 citations84
US6835512B2Dec 28, 2004
Electrophotographic photosensitive member, process cartridge and electrophotographic apparatus
CANON KK19 citations84
US6815135B2Nov 9, 2004
Electrophotographic photosensitive member, process cartridge and electrophotographic apparatus
CANON KK17 citations84
US6697591B2Feb 24, 2004
Electrophotographic apparatus and process cartridge
CANON KK13 citations84
US6139997AOct 31, 2000
Electrophotographic photosensitive member, process cartridge and electrophotographic apparatus
CANON KK17 citations84
US5932383AAug 3, 1999
Electrophotographic photosensitive member and process cartridge and electrophotographic apparatus including same
CANON KK19 citations84
US7078140B2Jul 18, 2006
Electrophotographic photosensitive member, electrophotographic apparatus, and process cartridge
CANON KK10 citations74
US7022446B2Apr 4, 2006
Electrophotographic photosensitive member, process cartridge and electrophotographic apparatus
CANON KK10 citations74
US6829459B2Dec 7, 2004
Electrophotographic apparatus using photosensitive member employing charge injection method and developer unit cleaning system
CANON KK11 citations74
US5837412ANov 17, 1998
Electrophotographic photosensitive member, and process cartridge and electrophotographic apparatus utilizing the same
CANON KK12 citations74
US5616442AApr 1, 1997
Electrophotographic photosensitive member and electrophotographic apparatus using same
CANON KK8 citations74
US5510218AApr 23, 1996
Electrophotographic photosensitive member, process cartridge using same and electrophotographic apparatus
CANON KK12 citations74