P

Inventor

KIMURA YOSHIYUKI

JP66 patents
⚠️ This page may combine multiple inventors who share the name “KIMURA YOSHIYUKI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

RICOH KK

41 patents
US6336020B1Jan 1, 2002

Image forming apparatus having an improved developer-supplying mechanism and method thereof

RICOH KK86 citations98
US6104900AAug 15, 2000

Image forming apparatus having an improved developer-supplying mechanism and method thereof

RICOH KK97 citations98
US6975830B2Dec 13, 2005

Image forming apparatus, process cartridge, and waste toner recovery device

RICOH KK37 citations96
US6122469ASep 19, 2000

Image forming apparatus including a preventing mechanism for preventing a developing unit from rotating

RICOH KK72 citations96
US6072967AJun 6, 2000

PC drum integrated revolving type developing unit with pull-out supporter

RICOH KK51 citations96
US6070037AMay 30, 2000

Image forming apparatus having improved developer limiting member

RICOH KK71 citations96
US5991569ANov 23, 1999

PC drum integrated revolving type developing unit with pull-out supporter

RICOH KK67 citations96
US5574538ANov 12, 1996

Method and apparatus for removing image forming substance from image holding member forming processing situation mark

RICOH KK55 citations95
US7184684B2Feb 27, 2007

Image forming apparatus, process cartridge, and waste toner recovery device

RICOH KK16 citations93
US5918087AJun 29, 1999

Image forming apparatus

RICOH KK49 citations93
US7672605B2Mar 2, 2010

Transfer device and image forming apparatus

RICOH KK22 citations92
US7630659B2Dec 8, 2009

Method and apparatus for image forming capable of effectively performing a charging process

RICOH KK23 citations92
US7292817B2Nov 6, 2007

Image forming apparatus, process cartridge, and waste toner recovery device

RICOH KK15 citations92
US7221887B2May 22, 2007

Image forming apparatus that recovers waste toner inside thereof

RICOH KK25 citations92
US7136610B2Nov 14, 2006

Image forming apparatus using installable process cartridge, method of positioning process cartridge, and process cartridge itself

RICOH KK38 citations92
US7127195B2Oct 24, 2006

Image forming apparatus and image transferring unit for use in the same

RICOH KK17 citations92
US7024133B2Apr 4, 2006

Image forming apparatus using a user installable process cartridge, a method of arranging the process cartridge, and the process cartridge itself

RICOH KK50 citations92
US6996354B2Feb 7, 2006

Image forming apparatus and image transferring unit for use in the same

RICOH KK34 citations92
USRE37645EApr 9, 2002

Method and apparatus for removing image forming substance from image holding member forming processing situation mark

RICOH KK34 citations92
US6095164AAug 1, 2000

Method and apparatus for removing image forming substance from image holding member

RICOH KK26 citations92
US5753400AMay 19, 1998

Method for repeatedly using image holding member

RICOH KK19 citations92
US5605777AFeb 25, 1997

Method and apparatus for regenerating image holding member

RICOH KK31 citations92
US5547793AAug 20, 1996

Method for using image support regeneratively and tool for forming image on image support

RICOH KK21 citations92
US5640645AJun 17, 1997

Image forming apparatus

RICOH KK39 citations91
US7460810B2Dec 2, 2008

Image forming apparatus having a cleaning roller for a charging roller of the apparatus

RICOH KK17 citations84
US7343132B2Mar 11, 2008

Image forming apparatus and process cartridge including sealable lubricating device

RICOH KK14 citations84
US7305203B2Dec 4, 2007

Image forming apparatus including a process cartridge formed with a hole

RICOH KK13 citations84
US7295796B1Nov 13, 2007

Image forming apparatus having a temporary toner holding device and a toner collecting device

RICOH KK14 citations84
US6993281B2Jan 31, 2006

Image forming apparatus and process cartridge including flexible member

RICOH KK12 citations84
US7542712B2Jun 2, 2009

Lubricant applicator, and image forming apparatus and process cartridge using the lubricant applicator, and method for assembling the process cartridge

RICOH KK15 citations83
US7477862B2Jan 13, 2009

Charged device, cleaning device, process cartridge, toner, and image-forming device that uses these

RICOH KK13 citations83
US7433615B2Oct 7, 2008

Method of and image forming apparatus for controlling a light exposure condition

RICOH KK9 citations82
US7428393B2Sep 23, 2008

Developing device, process cartridge, device unit, and image forming apparatus having a sealing member

RICOH KK8 citations74
US7421239B2Sep 2, 2008

Cleaning apparatus for removing toner adhered onto endless belt

RICOH KK8 citations74
US7298991B2Nov 20, 2007

Image forming apparatus and image transferring unit for use in the same

RICOH KK7 citations74
US7110699B2Sep 19, 2006

Image forming apparatus and process cartridge for use in the same

RICOH KK8 citations74
US6885836B2Apr 26, 2005

Image forming apparatus limiting heat transfer

RICOH KK9 citations74
US5321466AJun 14, 1994

Image forming equipment with reserve mode to prevent unauthorized cancellation of pending job

RICOH KK8 citations74
US5265855ANov 30, 1993

Copier with document support moving means

RICOH KK10 citations74
US7680429B2Mar 16, 2010

Charging device including charging roller and cleaning roller

RICOH KK7 citations73
US7106991B2Sep 12, 2006

Process cartridge smoothly and stably attached to and detached from an image forming apparatus, and an image forming apparatus including the process cartridge

RICOH KK9 citations73

SUMITOMO METAL IND

2 patents

SENJU PHARMA CO

2 patents

TOSHIBA KK

1 patent

FUJITSU LTD

1 patent

OTSUKA PHARMA CO LTD

1 patent

KISHIMOTO MAKOTO

1 patent

KYOCERA CORP

1 patent

Showing the top 50 of 66 patents by PatentIndex Score.