Inventor
TANIGUCHI KEISHI
JP47 patents
⚠️ This page may combine multiple inventors who share the name “TANIGUCHI KEISHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
RICOH KK
42 patentsUS5981077ANov 9, 1999
Image transfer sheet and image forming method therefor
RICOH KK67 citations96
US5432534AJul 11, 1995
Reversible thermosensitive coloring composition, recording medium, recording method, and image display apparatus using the recording medium
RICOH KK65 citations96
US5296439AMar 22, 1994
Reversible thermosensitive coloring recording medium, recording method, and image display apparatus using the recording medium
RICOH KK43 citations96
US4636819AJan 13, 1987
Thermosensitive recording material
RICOH KK58 citations96
US6217694B1Apr 17, 2001
Image transfer method and image-receiving member therefor
RICOH KK22 citations93
US5658850AAug 19, 1997
Image supporting sheet
RICOH KK25 citations93
US7798629B2Sep 21, 2010
Pigment dispersion, inkjet-ink using the pigment dispersion, image forming process, and image forming apparatus
RICOH KK18 citations92
US7101919B2Sep 5, 2006
Inkjet, inkjet cartridge containing the inkjet ink, inkjet recording apparatus using the inkjet ink, inkjet recording method using the inkjet ink, and image formed by the inkjet recording method
RICOH KK31 citations92
US6786959B2Sep 7, 2004
Pigment dispersion, method for preparing the pigment dispersion, inkjet ink using the pigment dispersion, method for preparing the inkjet ink, ink cartridge containing the inkjet ink, image forming method and apparatus using the inkjet ink, and print image produced by the image forming method and apparatus
RICOH KK29 citations92
US6696390B1Feb 24, 2004
Image transfer sheet, method for forming image on the image transfer sheet and image transfer method using the image transfer sheet
RICOH KK19 citations92
US6348519B1Feb 19, 2002
Emulsion ink and printing method using emulsion ink
RICOH KK30 citations92
US6309734B1Oct 30, 2001
Image transfer sheet and image forming method using the image transfer sheet
RICOH KK20 citations92
US6103042AAug 15, 2000
Image transfer sheet and image transfer method using the same
RICOH KK41 citations92
US6063835AMay 16, 2000
Emulsion ink and printing method using emulsion ink
RICOH KK31 citations92
US5447900ASep 5, 1995
Thermosensitive recording material
RICOH KK32 citations92
US5328754AJul 12, 1994
Thermosensitive image transfer ink sheet
RICOH KK40 citations92
US5306687AApr 26, 1994
Thermosensitive recording material
RICOH KK29 citations92
US4983446AJan 8, 1991
Thermal image transfer recording medium
RICOH KK37 citations92
US6881251B2Apr 19, 2005
Inkjet ink composition, method for manufacturing the inkjet ink composition and image forming method using the inkjet ink composition
RICOH KK15 citations84
US6814792B2Nov 9, 2004
Pigment dispersion, inkjet ink composition using the pigment dispersion, method of manufacturing the inkjet ink composition and image forming method using the inkjet ink composition
RICOH KK13 citations84
US7815301B2Oct 19, 2010
Water-based pigment dispersion, production method thereof, water-based pigment ink, production method thereof, ink record, inkjet recording apparatus, and inkjet recording method
RICOH KK10 citations83
US5482912AJan 9, 1996
Thermosensitive recording material and phthalic acid derivatives for use in the same
RICOH KK18 citations82
US6042984AMar 28, 2000
Image forming method and image supporting material
RICOH KK12 citations74
US5395433AMar 7, 1995
Reversible thermosensitive coloring composition, recording medium, recording method, and image display apparatus using the recording medium
RICOH KK12 citations74
US4608579AAug 26, 1986
Thermosensitive recording material
RICOH KK12 citations74
US4517580AMay 14, 1985
Thermosensitive recording material
RICOH KK6 citations74
US4506278AMar 19, 1985
Thermosensitive recording material
RICOH KK12 citations74
US4502068AFeb 26, 1985
Thermosensitive recording material
RICOH KK10 citations74
US6565642B2May 20, 2003
Pigment dispersion liquid and method of producing the same
RICOH KK6 citations73
US6316080B1Nov 13, 2001
Fluid-releasable image transfer sheet
RICOH KK12 citations73
US6284349B1Sep 4, 2001
Image transfer sheet, preparation method thereof and image formation method and image transfer method using the image transfer sheet
RICOH KK8 citations73
US5622909AApr 22, 1997
Thermosensitive recording materials
RICOH KK17 citations73
US5352527AOct 4, 1994
Thermal image transfer recording medium
RICOH KK9 citations73
US4978709ADec 18, 1990
Polyamides and thermosensitive image transfer recording medium using the same
RICOH KK11 citations73
US4486763ADec 4, 1984
Thermosensitive recording material
RICOH KK8 citations73
US5409884AApr 25, 1995
Thermal image transfer recording medium
RICOH KK12 citations72
US4731354AMar 15, 1988
Thermosensitive recording material
RICOH KK8 citations66
US7152968B2Dec 26, 2006
Image formation method
RICOH KK3 citations63
US6656879B2Dec 2, 2003
Method of reversible selective manifestation of different states of functional element
RICOH KK2 citations63
US5834396ANov 10, 1998
Sublimation-type thermal image transfer recording medium and thermal image transfer recording method using the same
RICOH KK4 citations62
US5395676AMar 7, 1995
Thermal image transfer recording medium
RICOH KK4 citations61
US6555705B1Apr 29, 2003
Thermosensitive recording material and phthalic acid derivatives for use in the same
RICOH KK0 citations52
HATADA SHIGEO
2 patentsUS8317913B2Nov 27, 2012
Inkjet ink, and ink cartridge, inkjet recording method, inkjet recording apparatus and ink record using the same
HATADA SHIGEO5 citations59
US8680175B2Mar 25, 2014
Inkjet ink, and ink cartridge, inkjet recording method, inkjet recording apparatus and ink record using the same
HATADA SHIGEO0 citations48