Inventor
KIKUCHI TOSHIHIRO
JP64 patents
⚠️ This page may combine multiple inventors who share the name “KIKUCHI TOSHIHIRO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
CANON KK
34 patentsUS6416915B1Jul 9, 2002
Electrophotographic photosensitive member, process cartridge and electrophotographic apparatus
CANON KK91 citations98
US6180303B1Jan 30, 2001
Electrophotographic photosensitive member, process cartridge and electrophotographic apparatus, and process for producing the same photosensitive member
CANON KK89 citations98
US6372397B1Apr 16, 2002
Electrophotographic photosensitive member, process cartridge and electrophotographic apparatus
CANON KK53 citations96
US5378519AJan 3, 1995
Electroluminescent device
CANON KK71 citations96
US6664014B1Dec 16, 2003
Electrophotographic photosensitive member electrophotographic apparatus using same and device unit using same
CANON KK43 citations93
US6289190B1Sep 11, 2001
Electrophotographic apparatus and process cartridge
CANON KK27 citations93
US5486439AJan 23, 1996
Electrophotographic with polycarbonate having charge transporting group
CANON KK31 citations93
US5176976AJan 5, 1993
Organic electronic material and electrophotographic photosensitive member containing same
CANON KK21 citations93
US7749667B2Jul 6, 2010
Image forming method, and electrophotographic apparatus making use of the image forming method
CANON KK32 citations92
US7718331B2May 18, 2010
Electrophotographic photosensitive member with depressed portions, process cartridge holding the electrophotographic photosensitive member and electrophotographic apparatus with the electrophotographic photosensitive member
CANON KK41 citations92
US7622238B2Nov 24, 2009
Process for producing electrophotographic photosensitive member
CANON KK36 citations92
US7556901B2Jul 7, 2009
Electrophotographic photosensitive member, process cartridge, and electrophotographic apparatus
CANON KK24 citations92
US7551878B2Jun 23, 2009
Electrophotographic photosensitive member, process cartridge, and electrophotographic apparatus
CANON KK39 citations92
US5756248AMay 26, 1998
Electrophotographic photosensitive member and apparatus and process cartridge provided with the same
CANON KK25 citations92
US5677095AOct 14, 1997
Electrophotographic photosensitive member
CANON KK34 citations92
US5422210AJun 6, 1995
Electrophotographic photosensitive member and electrophotographic apparatus, device unit and facsimile machine using the same
CANON KK47 citations92
US5098809AMar 24, 1992
Electrophotographic photosensitive member containing a substituted fluorine compound
CANON KK24 citations92
US5049464ASep 17, 1991
Photosensitive member for electrophotography
CANON KK30 citations92
US4931371AJun 5, 1990
Electrophotographic photosensitive member
CANON KK30 citations92
US7563553B2Jul 21, 2009
Electrophotographic photosensitive member, process cartridge and electrophotographic apparatus
CANON KK16 citations84
US5932383AAug 3, 1999
Electrophotographic photosensitive member and process cartridge and electrophotographic apparatus including same
CANON KK19 citations84
US7364824B2Apr 29, 2008
Electrophotographic photosensitive member, process cartridge, and electrophotographic apparatus
CANON KK12 citations82
US5415962AMay 16, 1995
Electrophotographic photosensitive member, electrophotographic apparatus using same and device unit using same
CANON KK19 citations82
US5024912AJun 18, 1991
5H-dibenzo(A,D) cycloheptanylidene derivative and 5H-dibenzo (A,D) cycloheptenylidene derivative, and electrophotographic photosensitive member using the same
CANON KK21 citations80
US5837412ANov 17, 1998
Electrophotographic photosensitive member, and process cartridge and electrophotographic apparatus utilizing the same
CANON KK12 citations74
US5729801AMar 17, 1998
Electrophotographic apparatus and process cartridge
CANON KK8 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
US5227271AJul 13, 1993
Electrophotographic photosensitive member
CANON KK13 citations74
US5126223AJun 30, 1992
Ozone resistant electrophotographic photosensitive member
CANON KK7 citations74
US4798777AJan 17, 1989
Electrophotographic member containing vinylene benzocarazole as charge transporting material
CANON KK18 citations74
US5484673AJan 16, 1996
Electrophotographic photosensitive member
CANON KK7 citations73
US5262261ANov 16, 1993
Photosensitive member for electrophotography
CANON KK12 citations73
US5079118AJan 7, 1992
Photosensitive member for electrophotography with substituted pyrene
CANON KK15 citations73
NISSHO KK
10 patentsUS5350372ASep 27, 1994
Solvent container with a connecter for communicating with a drug vial
NISSHO KK188 citations99
US5342346AAug 30, 1994
Fluid container
NISSHO KK188 citations97
US5409141AApr 25, 1995
Two component mixing and delivery system
NISSHO KK88 citations96
US5380287AJan 10, 1995
Medical solution delivery system
NISSHO KK86 citations96
US5348060ASep 20, 1994
Drug vessel
NISSHO KK57 citations96
US6106532AAug 22, 2000
Device for retrieval of defect closure devices
NISSHO KK29 citations92
US5342347AAug 30, 1994
Drug container and dual container system for fluid therapy employing the same
NISSHO KK45 citations92
US5797490AAug 25, 1998
Holder for a blood collection needle
NISSHO KK35 citations91
US6129853AOct 10, 2000
Blood filter set and a method of recovering blood components using the same
NISSHO KK25 citations90
US5348550ASep 20, 1994
Drug vessel
NISSHO KK9 citations74
SONY CORP
3 patentsNIPRO CORP
1 patentSANO YOSHIHIKO
1 patentIWAYA KK
1 patentShowing the top 50 of 64 patents by PatentIndex Score.