Inventor
HIGAYA TOSHIAKI
JP24 patents
⚠️ This page may combine multiple inventors who share the name “HIGAYA TOSHIAKI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
RICOH KK
21 patentsUS5915147AJun 22, 1999
Image fixing device, image forming apparatus providing the image fixing device and rotor used in the image fixing device and having induction coil inside
RICOH KK122 citations97
US5832354ANov 3, 1998
Image fixing device, image forming apparatus providing the image fixing device and rotor used in the image fixing device and having induction coil inside
RICOH KK134 citations97
USRE36124EMar 2, 1999
Fixing apparatus
RICOH KK50 citations96
US5300996AApr 5, 1994
Fixing apparatus
RICOH KK94 citations96
US6753515B2Jun 22, 2004
Induction heating type fixing device for an image forming apparatus and induction heating coil therefor
RICOH KK38 citations95
US5426495AJun 20, 1995
Image fixing device having heating portion at one end thereof
RICOH KK60 citations95
US4640608AFeb 3, 1987
Cleaning method for use in electrophotography
RICOH KK56 citations94
US6340810B2Jan 22, 2002
Device with induction heating roller including projecting portions at both ends and a central portion of a bobbin for maintaining a gap between an inner surface of the heating roller and a coil on the bobbin
RICOH KK43 citations93
US6255632B1Jul 3, 2001
Device with induction heating roller with a projection between coil windings
RICOH KK41 citations93
US7817952B2Oct 19, 2010
Fixer and image forming apparatus including the same
RICOH KK28 citations92
US6899986B2May 31, 2005
Image forming method and toner for use in the method
RICOH KK28 citations92
US6574448B2Jun 3, 2003
Image forming apparatus and method for improving image quality of double sided prints
RICOH KK24 citations92
US6327456B1Dec 4, 2001
Induction heating fixing device and image forming apparatus
RICOH KK18 citations92
US6292648B1Sep 18, 2001
Fixing device using induction heating for image forming apparatus
RICOH KK37 citations92
US6262404B1Jul 17, 2001
Induction heating type fixing device and method of producing an induced current generating member therefor
RICOH KK29 citations92
US6169871B1Jan 2, 2001
Fixing apparatus with improved fixing efficiency
RICOH KK24 citations92
US5594540AJan 14, 1997
Fixing apparatus with a release oil applying member
RICOH KK44 citations87
US4181425AJan 1, 1980
Apparatus for cleaning photosensitive member
RICOH KK26 citations82
US7150954B2Dec 19, 2006
Image forming method and toner for use in the method
RICOH KK10 citations74
US7135660B2Nov 14, 2006
Induction heating type fixing device for an image forming apparatus and induction heating coil therefor
RICOH KK9 citations72
US7512371B2Mar 31, 2009
Method and apparatus for image forming capable of effective image fixing using induction heating
RICOH KK1 citations52