P

Inventor

KURAMOTO SHINICHI

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

RICOH KK

36 patents
US6403275B1Jun 11, 2002

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

RICOH KK130 citations98
US6432589B1Aug 13, 2002

Image formation method, electrophotographic toners, and printed matter

RICOH KK99 citations97
US5574538ANov 12, 1996

Method and apparatus for removing image forming substance from image holding member forming processing situation mark

RICOH KK55 citations95
US5403690AApr 4, 1995

Developer for developing latent electrostatic images

RICOH KK76 citations95
US5554478ASep 10, 1996

Electrophotographic dry toner

RICOH KK69 citations94
US5851716ADec 22, 1998

Electrophotographic image forming method and toner composition used therefor

RICOH KK38 citations93
US7217485B2May 15, 2007

Toner for electrophotography, and image fixing process, image forming process, image forming apparatus and process cartridge using the same

RICOH KK34 citations92
US7163774B2Jan 16, 2007

Toner for forming image, method for developing electrostatic latent image, method for fixing toner image, image forming method and process cartridge using the toner

RICOH KK41 citations92
US6737210B2May 18, 2004

Image formation method, electrophotographic toners, and printed matter

RICOH KK25 citations92
USRE37645EApr 9, 2002

Method and apparatus for removing image forming substance from image holding member forming processing situation mark

RICOH KK34 citations92
US6255028B1Jul 3, 2001

Electrophotographic toner and image forming method using the toner

RICOH KK44 citations92
US6248488B1Jun 19, 2001

Image formation method using color toners

RICOH KK22 citations92
US6095164AAug 1, 2000

Method and apparatus for removing image forming substance from image holding member

RICOH KK26 citations92
US5759733AJun 2, 1998

Liquid developer for electrostatic electrophotography

RICOH KK22 citations92
US5753400AMay 19, 1998

Method for repeatedly using image holding member

RICOH KK19 citations92
US5605777AFeb 25, 1997

Method and apparatus for regenerating image holding member

RICOH KK31 citations92
US5547793AAug 20, 1996

Method for using image support regeneratively and tool for forming image on image support

RICOH KK21 citations92
US5474869ADec 12, 1995

Toner and method of developing

RICOH KK43 citations92
US5189102AFeb 23, 1993

Method for producing a vinyl resin using a silicon oil solvent

RICOH KK47 citations92
US5061587AOct 29, 1991

Toner for electrophotography including fluorine contained graft copolymer

RICOH KK44 citations92
US4860050AAug 22, 1989

Developing replenisher material for use in image forming device

RICOH KK33 citations92
US5994016ANov 30, 1999

Dry developer for developing electrostatic latent image

RICOH KK32 citations91
US5026621AJun 25, 1991

Toner for electrophotography

RICOH KK50 citations90
US4764447AAug 16, 1988

Non-aqueous type resin dispersion and electrophotographic developer containing said resin

RICOH KK26 citations90
US5750299AMay 12, 1998

Method of forming colored image by use of inorganic toner, inorganic toner for developing latent electrostatic image, and colored toner image bearing image transfer medium

RICOH KK30 citations89
US4925763AMay 15, 1990

Developer for electrophotography containing ionomer resin

RICOH KK19 citations82
US7232632B2Jun 19, 2007

Color toners and image forming method using the color toners

RICOH KK7 citations74
USRE36963ENov 21, 2000

Method and apparatus for regenerating image holding member

RICOH KK12 citations73
US6047758AApr 11, 2000

Method for repeatedly using image holding member

RICOH KK13 citations73
US5370959ADec 6, 1994

Image formation method

RICOH KK14 citations73
US5169739ADec 8, 1992

Liquid developer for image fixing method using heat application rollers

RICOH KK10 citations73
US4388395AJun 14, 1983

Liquid developer for use in electrophotography

RICOH KK10 citations73
US6274282B1Aug 14, 2001

Full-color electrophotographic image formation method, color toners for use in the same, and color image formed by use of the color toners

RICOH KK9 citations72
US5998073ADec 7, 1999

Dry toner for electrophotography

RICOH KK11 citations72
US5328794AJul 12, 1994

Fluorine-containing graft copolymer and toner using the same

RICOH KK16 citations70
US4957842ASep 18, 1990

Liquid developer for electrostatic latent images using flushed pigments

RICOH KK8 citations69

FUJI XEROX CO LTD

12 patents

FUJITSU LTD

1 patent

RICOH CO LTD

1 patent

Showing the top 50 of 74 patents by PatentIndex Score.