P

Inventor

SENOO AKIHIRO

JP83 patents

Patents

50 patents
US6517957B1Feb 11, 2003

Organic compound and electroluminescent device using the same

CANON KK200 citations99
US6373455B1Apr 16, 2002

Electroluminescence device, electroluminescence apparatus, and production methods thereof

CANON KK172 citations99
US6175345B1Jan 16, 2001

Electroluminescence device, electroluminescence apparatus, and production methods thereof

CANON KK432 citations99
US6215244B1Apr 10, 2001

Stacked organic light emitting device with specific electrode arrangement

CANON KK100 citations98
US7241513B2Jul 10, 2007

Fluorene compound and organic luminescent device using the same

CANON KK62 citations97
US7173131B2Feb 6, 2007

Anthryl derivative group substituted compound, and organic luminescent device making use of same

CANON KK56 citations96
US6436559B1Aug 20, 2002

Organic luminescence device

CANON KK69 citations96
US7709104B2May 4, 2010

Aminoanthryl derivative-substituted pyrene compound and organic light-emitting device

CANON KK45 citations93
US7491450B2Feb 17, 2009

Organic electroluminescent device

CANON KK48 citations93
US7375250B2May 20, 2008

Aminoanthryl derivative substitution compound and organic electroluminescence device using the same

CANON KK47 citations93
US7358409B2Apr 15, 2008

Substituted anthryl derivative and electroluminescence device using the same

CANON KK41 citations93
US7129386B2Oct 31, 2006

Substituted anthryl derivative and electroluminescence device using the same

CANON KK17 citations93
US6916555B2Jul 12, 2005

Organic luminescence device

CANON KK21 citations93
US6858325B2Feb 22, 2005

Organic compound and electroluminescent device using the same

CANON KK26 citations93
US6830829B2Dec 14, 2004

Fused polynuclear compound and organic luminescence device

CANON KK29 citations93
US6661445B2Dec 9, 2003

Exposure apparatus with an array of light emitting devices

CANON KK25 citations93
US6652997B2Nov 25, 2003

Organic luminescence device

CANON KK37 citations93
US6583805B2Jun 24, 2003

Exposure unit for image forming apparatus using electrophotographic system, and electrophotographic image forming apparatus

CANON KK29 citations93
US6534198B1Mar 18, 2003

Silicon compound, method for making the same, and electroluminescent device using the same

CANON KK23 citations93
US5604061AFeb 18, 1997

Electrophotographic photosensitive member, process cartridge including same and electrophotographic apparatus

CANON KK23 citations93
US5486439AJan 23, 1996

Electrophotographic with polycarbonate having charge transporting group

CANON KK31 citations93
US7387845B2Jun 17, 2008

Monoamino compound and organic luminescence device using the same

CANON KK25 citations92
US7229702B2Jun 12, 2007

Oligofluorenlylene compounds

CANON KK27 citations92
US6228546B1May 8, 2001

Polymer, electrophotographic photosensitive member containing the polymer, process cartridge and electrophotographic apparatus having the electrophotographic photosensitive member

CANON KK29 citations92
US5464718ANov 7, 1995

Electrophotographic photosensitive member, process cartridge including same and electrophotographic apparatus

CANON KK25 citations92
US5112759AMay 12, 1992

Electrophotographic photosensitive member

CANON KK24 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
US7998597B2Aug 16, 2011

Organic light emitting device

CANON KK11 citations84
US7982213B2Jul 19, 2011

Phenanthroline compound and organic light emitting device using same

CANON KK13 citations84
US7875368B2Jan 25, 2011

Heterocyclic compound and organic light-emitting device

CANON KK7 citations84
US7691492B2Apr 6, 2010

Fluorene compound and organic light-emitting device using same

CANON KK13 citations84
US7691491B2Apr 6, 2010

Monoaminofluorene compound and organic light-emitting device using the same

CANON KK8 citations84
US7604873B2Oct 20, 2009

Organic light emitting device

CANON KK10 citations84
US7338721B2Mar 4, 2008

Condensed polycyclic compound and organic light-emitting device using the same

CANON KK10 citations84
US6017644AJan 25, 2000

Organic compound, its polymer and light emitting device

CANON KK17 citations84
US6016037AJan 18, 2000

Electroluminescence apparatus and driving method thereof

CANON KK19 citations84
US6583557B2Jun 24, 2003

Organic luminescent element

CANON KK13 citations83
US5415962AMay 16, 1995

Electrophotographic photosensitive member, electrophotographic apparatus using same and device unit using same

CANON KK19 citations82
US7510781B2Mar 31, 2009

Spiro compound and organic luminescence device using the same

CANON KK8 citations81
US7550594B2Jun 23, 2009

Phenanthroline compound and organic light emitting device using same

CANON KK6 citations74
US6994922B2Feb 7, 2006

Organic luminescence device with a fused polynuclear compound

CANON KK7 citations74
US6740430B2May 25, 2004

Organic luminescence device

CANON KK9 citations74
US6636001B2Oct 21, 2003

Organic electronic device and nonlinear device

CANON KK9 citations74
US6586119B1Jul 1, 2003

Luminescent device

CANON KK9 citations74
US6461748B1Oct 8, 2002

Organic luminescence device with spiro compound having silicon spiro atom

CANON KK8 citations74
US6458476B1Oct 1, 2002

Organic luminescence device with spiro compound

CANON KK12 citations74
US5629116AMay 13, 1997

Electrophotographic photosensitive member, process cartridge and electrophotographic apparatus having the electrophotographic photosensitive member

CANON KK17 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

Showing the top 50 of 83 patents by PatentIndex Score.