Inventor
KAWASAKI YOSHIAKI
JP38 patents
⚠️ This page may combine multiple inventors who share the name “KAWASAKI YOSHIAKI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
RICOH KK
17 patentsUS6558863B2May 6, 2003
Electrophotographic photoreceptor, electrophotographic image forming method and apparatus using the photoreceptor
RICOH KK59 citations96
US5496671AMar 5, 1996
Electrophotographic photoconductor
RICOH KK81 citations96
US5411827AMay 2, 1995
Electrophotographic photoconductor
RICOH KK97 citations96
US7416823B2Aug 26, 2008
Electrophotographic photoconductor, and image formation method, image formation apparatus, and process cartridge for image formation apparatus using the same
RICOH KK27 citations92
US7341814B2Mar 11, 2008
Electrophotographic photoconductor, preparation method thereof, electrophotographic apparatus and process cartridge
RICOH KK19 citations92
US7031650B2Apr 18, 2006
Image forming apparatus and copier
RICOH KK14 citations92
US6853834B2Feb 8, 2005
Image forming apparatus and copier
RICOH KK22 citations92
US6853823B2Feb 8, 2005
Electrophotographic photoreceptor and image forming apparatus using the photoreceptor
RICOH KK21 citations92
US6824939B2Nov 30, 2004
Electrophotographic image forming method and apparatus
RICOH KK38 citations92
US6521387B2Feb 18, 2003
Electrophotographic photoreceptor, method of manufacturing the photoreceptor, and electrophotographic image forming method and apparatus using the photoreceptor
RICOH KK31 citations92
US5339138AAug 16, 1994
Electrophotographic image formation method
RICOH KK53 citations92
US7473504B2Jan 6, 2009
Electrophotographic photoreceptor, and image forming method, apparatus and process cartridge therefor using the photoreceptor
RICOH KK9 citations84
US7177583B2Feb 13, 2007
Image forming apparatus and copier
RICOH KK10 citations84
US7449272B2Nov 11, 2008
Electrophotographic photoreceptor and method of preparing the photoreceptor, and image forming method, image forming apparatus and process cartridge therefor using the photoreceptor
RICOH KK4 citations63
US7354686B2Apr 8, 2008
Electrophotographic photoconductor and process for manufacturing the same, and image forming apparatus and process cartridge containing the same
RICOH KK6 citations63
US7482104B2Jan 27, 2009
Toner, developer, toner container and latent electrostatic image carrier, and process cartridge, image forming method, and image forming apparatus using the same
RICOH KK2 citations62
US7386256B2Jun 10, 2008
Toner, developer, toner container and latent electrostatic image carrier, and process cartridge, image forming method, and image forming apparatus using the same
RICOH KK2 citations62
KAWASAKI YOSHIAKI
5 patentsUS8894980B2Nov 25, 2014
Wet cake composition for cosmetic products and methods of use
KAWASAKI YOSHIAKI5 citations67
US8126360B2Feb 28, 2012
Temperature control unit for electrophotographic photoconductor substrate
KAWASAKI YOSHIAKI4 citations55
US8927183B2Jan 6, 2015
Electrophotographic photoreceptor, method for preparing the electrophotographic photoreceptor, and image forming method and apparatus and process cartridge using the electrophotographic photoreceptor
KAWASAKI YOSHIAKI1 citations51
US8335456B2Dec 18, 2012
Image forming apparatus, image forming method, and process cartridge
KAWASAKI YOSHIAKI1 citations51
US8980512B2Mar 17, 2015
Electrophotographic photoreceptor, and method for producing electrophotographic photoreceptor
KAWASAKI YOSHIAKI0 citations50
SYSTEM CREATE CO LTD
2 patentsFUJITSU LTD
2 patentsRICOH CO LTD
2 patentsHIROSE MITSUAKI
2 patentsUS8097394B2Jan 17, 2012
Electrophotographic photoreceptor, method of preparing the photoreceptor, and image forming method, image forming apparatus and process cartridge therefor using the photoreceptor
HIROSE MITSUAKI0 citations49
US8114563B2Feb 14, 2012
Electrophotographic photoreceptor and method of preparing the photoreceptor, and image forming method, image forming apparatus and process cartridge therefor using the photoreceptor
HIROSE MITSUAKI0 citations39