Inventor
TOMITA KUNIHIKO
JP29 patents
⚠️ This page may combine multiple inventors who share the name “TOMITA KUNIHIKO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
RICOH KK
23 patentsUS7352987B2Apr 1, 2008
Fixing device and image forming apparatus for holding a recording medium by electrostatic force
RICOH KK20 citations92
US6778788B2Aug 17, 2004
Fixing apparatus and method for controlling amount of heat produced by heater in accordance with image information
RICOH KK21 citations92
US6505016B2Jan 7, 2003
Image forming apparatus including a fixer and a pressure applicator
RICOH KK21 citations92
US6492084B2Dec 10, 2002
Toner for use in electrophotography and image formation method using the toner
RICOH KK30 citations92
US6413690B2Jul 2, 2002
Toner and developer for electrophotography
RICOH KK21 citations92
US6370352B1Apr 9, 2002
Method and apparatus for image forming capable of effectively performing an image fixing process
RICOH KK42 citations92
US6370350B2Apr 9, 2002
Method for developing electrostatic latent image and developing roller and developing device therefor
RICOH KK25 citations92
US5527657AJun 18, 1996
One-component magnetic toner for use in electrophotography
RICOH KK25 citations92
US7590376B2Sep 15, 2009
Fixing method, a fixing apparatus, an image formation method, and an image formation apparatus
RICOH KK11 citations84
US7356298B2Apr 8, 2008
Image fixing apparatus using pulsating power for heating
RICOH KK9 citations84
US7046949B2May 16, 2006
Image fixing apparatus using pulsating power for heating
RICOH KK13 citations84
US7003251B2Feb 21, 2006
Image forming method having transfer temperature difference and apparatus for the same
RICOH KK12 citations84
US6983117B2Jan 3, 2006
Image forming apparatus configured for double sided printing
RICOH KK12 citations84
US6939614B2Sep 6, 2005
Image-fixing member, image-fixing apparatus and image-forming apparatus using the same
RICOH KK13 citations84
US6653039B2Nov 25, 2003
Toner, and electrophotographic image forming method and apparatus using the toner
RICOH KK16 citations84
US6623897B2Sep 23, 2003
Image forming method
RICOH KK17 citations84
US6519439B2Feb 11, 2003
Toner image fixing method and apparatus
RICOH KK17 citations84
US6455217B2Sep 24, 2002
Toner and developer for electrophotography
RICOH KK17 citations84
US7254360B2Aug 7, 2007
Image fixing apparatus, and, image forming apparatus having the same, and image forming process
RICOH KK9 citations74
US7309553B2Dec 18, 2007
Oilless toner
RICOH KK3 citations63
US7295795B2Nov 13, 2007
Image forming apparatus and an impurity collecting device associated with registration rollers
RICOH KK4 citations63
US7197269B2Mar 27, 2007
Method, system and apparatus for transferring toner images to both sides of a recording medium
RICOH KK5 citations63
US6924074B2Aug 2, 2005
Toner for electrophotography, developer for electrophotography using the same, image-forming process cartridge using the same, image-forming apparatus using the same and image-forming process using the same
RICOH KK2 citations63