P

Inventor

TAMOTO NOZOMU

JP74 patents
⚠️ This page may combine multiple inventors who share the name “TAMOTO NOZOMU”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

RICOH KK

38 patents
US6861188B2Mar 1, 2005

Electrophotographic photoreceptor, and image forming method, image forming apparatus and process cartridge therefor using the photoreceptor

RICOH KK77 citations98
US6641964B2Nov 4, 2003

Electrophotographic photoreceptor, method for manufacturing the photoreceptor, and image forming method and apparatus using the photoreceptor

RICOH KK80 citations98
US6030736AFeb 29, 2000

Electrophotographic photoconductor with polysiloxane mixture

RICOH KK87 citations97
US7103301B2Sep 5, 2006

Image forming apparatus using a contact or a proximity type of charging system including a protection substance on a moveable body to be charged

RICOH KK47 citations96
US6936388B2Aug 30, 2005

Electrophotographic photoreceptor, and image forming method, image forming apparatus, and image forming apparatus processing unit using same

RICOH KK59 citations96
US6899983B2May 31, 2005

Electrophotographic photoconductor, electrophotographic apparatus and process cartridge

RICOH KK63 citations96
US6790572B2Sep 14, 2004

Electrophotographic photoreceptor, and image forming method and apparatus using the photoreceptor

RICOH KK52 citations96
US6191249B1Feb 20, 2001

Electrophotographic photoconductor and aromatic polycarbonate resin for use therein

RICOH KK64 citations96
US6069224AMay 30, 2000

Electrophotographic photoconductor and aromatic polycarbonate resin for use therein

RICOH KK54 citations96
US5942363AAug 24, 1999

Electrophotographic photoconductor and aromatic polycarbonate resin for use therein

RICOH KK72 citations96
US5932362AAug 3, 1999

Organic electroluminescent element

RICOH KK44 citations96
US5910561AJun 8, 1999

Electrophotographic photoconductor and aromatic polycarbonate resin for use therein

RICOH KK60 citations96
US5846680ADec 8, 1998

Electrophotographic photoconductor and aromatic polycarbonate resin for use therein

RICOH KK70 citations96
US5840454ANov 24, 1998

Aromatic polycarbonate and electrophotographic photosensitive medium using same

RICOH KK62 citations96
US5789128AAug 4, 1998

Electrophotographic photoconductor and aromatic polycarbonate resin for use therein

RICOH KK73 citations96
US5723243AMar 3, 1998

Electrophotographic photoconductor and aromatic polycarbonate resin for use therein

RICOH KK57 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
US7160658B2Jan 9, 2007

Electrophotographic photoreceptor, and image forming method, image forming apparatus, and image forming apparatus processing unit using same

RICOH KK31 citations93
US7018755B2Mar 28, 2006

Electrophotographic photoconductor, electrophotography method using the same, electrophotographic apparatus, electrographic apparatus process cartridge and electrophotographic photoconductor outermost surface layer coating solution

RICOH KK48 citations93
US6858362B2Feb 22, 2005

Electrophotographic photoreceptor, and image forming method and apparatus using the photoreceptor

RICOH KK24 citations93
US5709959AJan 20, 1998

Organic thin film electroluminescence device

RICOH KK26 citations93
US5702833ADec 30, 1997

Organic electroluminescent element

RICOH KK40 citations93
US7383013B2Jun 3, 2008

Image forming apparatus using a contact or a proximity type of charging system including a protection substance on a moveable body to be charged

RICOH KK18 citations92
US7251437B2Jul 31, 2007

Image formation apparatus having a body to be charged with specified properties and including the use of a protective material

RICOH KK44 citations92
US6939651B2Sep 6, 2005

Electrophotographic photoconductor, and process cartridge and electrophotographic apparatus using the same

RICOH KK23 citations92
US6844124B2Jan 18, 2005

Electrophotographic photoreceptor, method for manufacturing the photoreceptor, and image forming method and apparatus using the photoreceptor

RICOH KK31 citations92
US6018014AJan 25, 2000

Aromatic polycarbonate and electrophotographic photosensitive medium using same

RICOH KK41 citations92
US7381511B2Jun 3, 2008

Photoreceptor, image forming method and image forming apparatus using the photoreceptor, process cartridge using the photoreceptor and coating liquid for the photoreceptor

RICOH KK27 citations91
US7670743B2Mar 2, 2010

Image forming method

RICOH KK8 citations84
US7560203B2Jul 14, 2009

Electrophotographic photoreceptor, method of image formation, image formation apparatus and process cartridge for image formation apparatus

RICOH KK12 citations84
US6800410B2Oct 5, 2004

Image forming apparatus

RICOH KK13 citations84
US7371490B2May 13, 2008

Photoconductor, image forming apparatus, image forming process, and process cartridge

RICOH KK7 citations74
US7371491B2May 13, 2008

Electrophotographic photoreceptor, method for manufacturing the electrophotographic photoreceptor, and image forming apparatus and process cartridge using the electrophotographic photoreceptor

RICOH KK8 citations74
US7251438B2Jul 31, 2007

Image forming apparatus using a contact or a proximity type of charging system including a protection substance on a moveable body to be charged

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
US7824830B2Nov 2, 2010

Coating liquid and electrophotographic photoreceptor prepared using the coating liquid

RICOH KK5 citations63
US7534538B2May 19, 2009

Coating liquid for intermediate layer in electrophotographic photoconductor, electrophotographic photoconductor utilizing the same, image forming apparatus and process cartridge for image forming apparatus

RICOH KK3 citations63

RICOH CO LTD

3 patents

NARUSE MITSURU

2 patents

TAMOTO NOZOMU

2 patents

FUJITA TAKASHI

1 patent

YAMASHITA YASUYUKI

1 patent

SAITO AKIRA

1 patent

KOJIMA MARIKO

1 patent

SUZUKI YASUO

1 patent

Showing the top 50 of 74 patents by PatentIndex Score.