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 patentsUS6403275B1Jun 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 patentsUS6970674B2Nov 29, 2005
Belt transporting device and image forming apparatus using the same
FUJI XEROX CO LTD54 citations95
US6375311B1Apr 23, 2002
Image forming apparatus and image forming method using an extrusion opening and shutter for releasing recording solution
FUJI XEROX CO LTD36 citations93
US10877400B1Dec 29, 2020
Developing device and image forming apparatus
FUJI XEROX CO LTD11 citations85
US5887233AMar 23, 1999
Photographic developing apparatus and electrifying apparatus
FUJI XEROX CO LTD19 citations84
US9244376B2Jan 26, 2016
Developing device
FUJI XEROX CO LTD12 citations82
US6853825B2Feb 8, 2005
Image forming apparatus including image transporting belt and rotary roll
FUJI XEROX CO LTD8 citations74
US10996588B1May 4, 2021
Powder transport apparatus
FUJI XEROX CO LTD2 citations73
US10088771B1Oct 2, 2018
Developing device and image forming apparatus
FUJI XEROX CO LTD5 citations73
US6625410B2Sep 23, 2003
Image forming apparatus
FUJI XEROX CO LTD7 citations73
US10496010B2Dec 3, 2019
Developing device and image forming apparatus
FUJI XEROX CO LTD2 citations72
US10496012B1Dec 3, 2019
Developing device and image forming apparatus
FUJI XEROX CO LTD3 citations72
US9195168B2Nov 24, 2015
Developing device and image forming apparatus
FUJI XEROX CO LTD5 citations71
FUJITSU LTD
1 patentRICOH CO LTD
1 patentShowing the top 50 of 74 patents by PatentIndex Score.