Inventor
NANYA TOSHIKI
JP50 patents
⚠️ This page may combine multiple inventors who share the name “NANYA TOSHIKI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
RICOH KK
49 patentsUS7702271B2Apr 20, 2010
Fixing device, and image forming apparatus using the fixing device
RICOH KK61 citations98
US7437111B2Oct 14, 2008
Fixing device, and image forming apparatus using the fixing device
RICOH KK73 citations98
US7374851B2May 20, 2008
Toner, and, developer, toner container, process cartridge, image forming apparatus and image forming method
RICOH KK67 citations98
US7056638B1Jun 6, 2006
Toner for electrophotography, developer using the same, process cartridge using the same, image-forming apparatus using the same, and image-forming process using the same
RICOH KK64 citations98
US6936390B2Aug 30, 2005
Toner, method of producing same and image forming device
RICOH KK93 citations98
US6852462B2Feb 8, 2005
Toner, method of forming the toner, and image forming method and apparatus using the toner
RICOH KK103 citations98
US6849369B2Feb 1, 2005
Toner for developing electrostatic image, method for manufacturing the toner, developer including the toner, container containing the toner, and developing method using the toner
RICOH KK91 citations98
US6787280B2Sep 7, 2004
Electrophotographic toner and method of producing same
RICOH KK102 citations98
US7129013B2Oct 31, 2006
Toner and developer for developing latent electrostatic images, and image forming apparatus
RICOH KK55 citations96
US7083890B2Aug 1, 2006
Toner and image forming apparatus using the toner
RICOH KK52 citations96
US7056636B2Jun 6, 2006
Dry toner, and process cartridge, image forming process and apparatus using the same
RICOH KK58 citations96
US5225303AJul 6, 1993
Dry-type toner including waxes release agent for electrophotography
RICOH KK63 citations96
US5079123AJan 7, 1992
Dry-type toner for electrophotography with carnauba wax
RICOH KK55 citations96
US4762763AAug 9, 1988
Toner for developing electrostatic latent image
RICOH KK79 citations95
US7521164B2Apr 21, 2009
Toner, and, developer, toner container, process cartridge, image forming apparatus and image forming method
RICOH KK22 citations93
US7473508B2Jan 6, 2009
Toner, developer and image forming apparatus
RICOH KK21 citations93
US7429442B2Sep 30, 2008
Toner, and two component developer and image forming apparatus using the toner
RICOH KK27 citations93
US7157199B2Jan 2, 2007
Toner, developer including the toner, container containing the toner or the developer and method of producing the toner
RICOH KK32 citations93
US6947692B2Sep 20, 2005
Image forming method and apparatus
RICOH KK34 citations93
US6916587B2Jul 12, 2005
Toner, developer, and image forming method and apparatus
RICOH KK31 citations93
US6818370B2Nov 16, 2004
Toner for developing electrostatic latent image, toner cartridge containing the toner and image forming apparatus
RICOH KK43 citations93
US6733939B2May 11, 2004
Toner, developer and container for the developer, and method of and apparatus for forming an image
RICOH KK52 citations93
US5597673AJan 28, 1997
Toner for developing electrostatic latent image
RICOH KK23 citations93
US5514511AMay 7, 1996
Toner for developing latent electrostatic images
RICOH KK30 citations93
US5314777AMay 24, 1994
Negatively chargeable toner for developing latent electrostatic images
RICOH KK25 citations93
US5168028ADec 1, 1992
Negatively chargeable toner for developing latent electrostatic images
RICOH KK35 citations93
US7504188B2Mar 17, 2009
Toner and developer, toner container, process cartridge, image forming apparatus, and image forming method using the same
RICOH KK33 citations92
US7396630B2Jul 8, 2008
Toner, developer including the toner, and method for fixing toner image
RICOH KK14 citations92
US7303847B2Dec 4, 2007
Dry toner
RICOH KK20 citations92
US7157201B2Jan 2, 2007
Toner for developing latent electrostatic image, container having the same, developer using the same, process for developing using the same, image-forming process using the same, image-forming apparatus using the same, and image-forming process cartridge using the same
RICOH KK34 citations92
US5759733AJun 2, 1998
Liquid developer for electrostatic electrophotography
RICOH KK22 citations92
US7587161B2Sep 8, 2009
Fixer and image forming apparatus
RICOH KK16 citations84
US7541128B2Jun 2, 2009
Toner, developer including the toner, and method for fixing toner image
RICOH KK9 citations84
US7435521B2Oct 14, 2008
Toner for developing electrostatic image
RICOH KK18 citations84
US7241545B2Jul 10, 2007
Toner, developer using the same, toner container using the same, process cartridge using the same, image-forming process using the same and image-forming apparatus using the same
RICOH KK13 citations84
US7217487B2May 15, 2007
Toner, developer using the same, toner container using the same, process cartridge using the same, image-forming process using the same and image-forming apparatus using the same
RICOH KK12 citations84
US4990425AFeb 5, 1991
Toner for developing latent electrostatic images
RICOH KK20 citations82
US4758489AJul 19, 1988
Toner for developing latent electrostatic images
RICOH KK23 citations82
US4931374AJun 5, 1990
Electrophotographic positive charging toner containing a copper phthalocyanine blue pigment
RICOH KK19 citations81
US5102766AApr 7, 1992
Toner for developing latent electrostatic images
RICOH KK21 citations80
US7563555B2Jul 21, 2009
Toner, developer including the toner, and method for fixing toner image
RICOH KK5 citations74
US7531281B2May 12, 2009
Toner for developing latent electrostatic image, container having the same, developer using the same, process for developing using the same, image-forming process using the same, image-forming apparatus using the same, and image-forming process cartridge using the same
RICOH KK5 citations74
US7323281B2Jan 29, 2008
Toner, developer including the toner, container containing the toner or the developer and method of producing the toner
RICOH KK6 citations74
US5085965AFeb 4, 1992
Negative toner for developing latent electrostatic images
RICOH KK17 citations72
US4554233ANov 19, 1985
Electrophotographic toner containing triazolium compound as charge controlling agent
RICOH KK6 citations72
US4401740AAug 30, 1983
Electrographic development process
RICOH KK14 citations71
US7736826B2Jun 15, 2010
Toner, developer and image forming apparatus
RICOH KK4 citations63
US7384720B2Jun 10, 2008
Toner for developing latent electrostatic image, container having the same, developer using the same, process for developing using the same, image-forming process using the same, image-forming apparatus using the same, and image-forming process cartridge using the same
RICOH KK4 citations63
US7695883B2Apr 13, 2010
Toner and developer, toner container, process cartridge, image forming apparatus, and image forming method using the same
RICOH KK3 citations62