Inventor
FUKUCHI YUTAKA
JP40 patents
⚠️ This page may combine multiple inventors who share the name “FUKUCHI YUTAKA”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
RICOH KK
37 patentsUS7480476B2Jan 20, 2009
Developer container, developer supplying device, and image forming apparatus
RICOH KK115 citations99
US7321744B2Jan 22, 2008
Developer container, developer supplying device, and image forming apparatus
RICOH KK111 citations99
US7697870B2Apr 13, 2010
Developer container, developer supplying device, and image forming apparatus
RICOH KK54 citations98
US7519317B2Apr 14, 2009
Developer container, developer supplying device, and image forming apparatus
RICOH KK72 citations98
US6898407B2May 24, 2005
Desktop color image forming apparatus and method of making the same
RICOH KK61 citations96
USRE36124EMar 2, 1999
Fixing apparatus
RICOH KK50 citations96
US5329340AJul 12, 1994
Image forming apparatus
RICOH KK83 citations96
US5300996AApr 5, 1994
Fixing apparatus
RICOH KK94 citations96
US6385418B1May 7, 2002
Rotational driving apparatus for use in an image-forming device
RICOH KK32 citations93
US6181899B1Jan 30, 2001
Vibration reducing plastic gear
RICOH KK23 citations93
US6128451AOct 3, 2000
Image forming apparatus having digital image data supply device
RICOH KK19 citations93
US5055881AOct 8, 1991
Device for supplying a toner to a developing unit
RICOH KK28 citations93
US5052336AOct 1, 1991
Developing roller for a developing unit with transport, develop and collect magnets
RICOH KK23 citations93
US5040025AAug 13, 1991
Toner cartridge for an image forming apparatus
RICOH KK28 citations93
US7447469B2Nov 4, 2008
Image forming device and mounting member for mounting a toner container thereon
RICOH KK36 citations92
US7263309B2Aug 28, 2007
Desktop color image forming apparatus and method of making the same
RICOH KK15 citations92
US7215907B2May 8, 2007
Method and apparatus for image forming capable of effectively eliminating color displacements
RICOH KK32 citations92
US7181152B2Feb 20, 2007
Image forming apparatus for reliably holding attachable units
RICOH KK28 citations92
US7016629B2Mar 21, 2006
Image forming apparatus with discharging unit of increased capacity
RICOH KK30 citations92
US6970665B2Nov 29, 2005
Image forming apparatus with detachable power-requiring unit
RICOH KK20 citations92
US5124759AJun 23, 1992
Control method for detecting a paper jam using a toner density sensor
RICOH KK34 citations92
US5689764ANov 18, 1997
Image forming apparatus and device for driving a contact type charging member
RICOH KK32 citations87
US7400851B2Jul 15, 2008
Image forming apparatus with pressure applying members that apply pressure to support shafts
RICOH KK11 citations84
US7333749B2Feb 19, 2008
Desktop color image forming apparatus and method of making the same
RICOH KK10 citations84
US7174121B2Feb 6, 2007
Apparatus for image forming and image developing with an improvement of toner container holding
RICOH KK14 citations84
US6576177B2Jun 10, 2003
System and method for molding a plastic gear suppressing shrinkage
RICOH KK14 citations84
US7313344B2Dec 25, 2007
Image forming apparatus with detachable power-requiring unit and unit positioning member
RICOH KK7 citations74
US7164874B2Jan 16, 2007
Image forming apparatus with detachable power-requiring unit
RICOH KK5 citations74
US7147223B2Dec 12, 2006
Sheet conveying device and image forming apparatus including the sheet conveying device
RICOH KK9 citations74
US6834850B2Dec 28, 2004
Percussive noises supressing sheet feeding method and apparatus
RICOH KK9 citations74
US7324780B2Jan 29, 2008
Image forming apparatus, waste toner tank, and a method of moving waste toner
RICOH KK7 citations71
US7620345B2Nov 17, 2009
Image forming apparatus including an operation panel provided on a facing
RICOH KK3 citations63
US7606521B2Oct 20, 2009
Desktop color image forming apparatus and method of making the same
RICOH KK3 citations63
US7530439B2May 12, 2009
Drive device, sheet conveying device, and image forming apparatus including drive force transmitting unit including reverse preventing mechanism for preventing shaft from being reversed
RICOH KK2 citations63
US7406283B2Jul 29, 2008
Desktop color image forming apparatus and method of making the same
RICOH KK3 citations63
US7706727B2Apr 27, 2010
Apparatus for image forming and image developing with an improvement of toner container holding
RICOH KK1 citations52
US7086850B2Aug 8, 2006
System and method for molding plastic gear suppressing shrinkage
RICOH KK0 citations52