Inventor
SHINTANI TAKESHI
JP82 patents
⚠️ This page may combine multiple inventors who share the name “SHINTANI TAKESHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
RICOH KK
35 patentsUS6269228B1Jul 31, 2001
Method and apparatus for image forming performing improved cleaning and discharging operations on image forming associated members
RICOH KK94 citations99
US6701118B2Mar 2, 2004
Method and apparatus for image forming performing improved cleaning and discharging operations on image forming associated members
RICOH KK33 citations96
US6654574B2Nov 25, 2003
Method and apparatus for image forming performing improved cleaning and discharging operations on image forming associated members
RICOH KK37 citations96
US6597881B2Jul 22, 2003
Image forming apparatus
RICOH KK56 citations96
US6505024B2Jan 7, 2003
Method and apparatus for image forming performing improved cleaning and discharging operations on image forming associated members
RICOH KK55 citations96
US5761594AJun 2, 1998
Image forming apparatus
RICOH KK57 citations96
US7302205B2Nov 27, 2007
Process cartridge and image forming apparatus
RICOH KK20 citations93
US7266324B2Sep 4, 2007
Charging device, and process cartridge and image forming apparatus using the charging device
RICOH KK18 citations93
US7139504B2Nov 21, 2006
Charging device, and process cartridge and image forming apparatus using the charging device
RICOH KK24 citations93
US7050741B2May 23, 2006
Imaging apparatus, and toner and process cartridge used in the imaging apparatus
RICOH KK20 citations93
US6640076B2Oct 28, 2003
Developing roller having developing sleeve including portions with different transportation capacities
RICOH KK20 citations93
US7313347B2Dec 25, 2007
Cleaning device, process cartridge, image forming apparatus and toner
RICOH KK32 citations92
US7272354B2Sep 18, 2007
Cleaning unit and image forming apparatus having multiple cleaning blades
RICOH KK27 citations92
US7228099B2Jun 5, 2007
Cleaning device for cleaning a surface of an image support body
RICOH KK21 citations92
US7149465B2Dec 12, 2006
Cleaning unit, process cartridge, image forming apparatus, and toner
RICOH KK26 citations92
US7110696B2Sep 19, 2006
Cleaning unit, process cartridge, and image forming apparatus
RICOH KK27 citations92
US7062194B2Jun 13, 2006
Charging device, and process cartridge and image forming apparatus including the charging device
RICOH KK31 citations92
US6990309B2Jan 24, 2006
Method and apparatus for image forming performing improved cleaning and discharging operation on image forming associated members
RICOH KK19 citations92
US7756439B2Jul 13, 2010
Image forming apparatus and process cartridge used therein
RICOH KK11 citations84
US7680446B2Mar 16, 2010
Cleaning device, process cartridge and image forming apparatus
RICOH KK12 citations84
US7616922B2Nov 10, 2009
Cleaning device for cleaning a surface of an image forming apparatus, image forming apparatus, and process cartridge
RICOH KK10 citations84
US7430377B2Sep 30, 2008
Image forming apparatus and process cartridge having a detachable unit body having a lubricant applying unit and image carrier mounted thereon
RICOH KK12 citations84
US7295796B1Nov 13, 2007
Image forming apparatus having a temporary toner holding device and a toner collecting device
RICOH KK14 citations84
US7292816B2Nov 6, 2007
Method and apparatus for electrophotographic image forming capable of effectively removing residual toner, a cleaning mechanism used therein, a process cartridge including the cleaning mechanism used in the apparatus, and toner used in the apparatus
RICOH KK16 citations84
US7218877B2May 15, 2007
Charging device, and process cartridge and image forming apparatus including the charging device using the same
RICOH KK12 citations84
US7085528B2Aug 1, 2006
Cleaning unit, process cartridge, and image forming apparatus
RICOH KK12 citations84
US7493075B2Feb 17, 2009
Cleaning device, process cartridge and image forming apparatus
RICOH KK13 citations83
US7477862B2Jan 13, 2009
Charged device, cleaning device, process cartridge, toner, and image-forming device that uses these
RICOH KK13 citations83
US7386257B2Jun 10, 2008
Imaging apparatus, and toner and process cartridge used in the imaging apparatus
RICOH KK7 citations74
US7130564B2Oct 31, 2006
Method and apparatus for image forming capable of removing residual toner without using a toner cleaning system, process cartridge for use in the apparatus and toner used for the image forming
RICOH KK8 citations74
US7065316B2Jun 20, 2006
Cleaning unit, process cartridge, image forming apparatus, and toner
RICOH KK10 citations74
US6885836B2Apr 26, 2005
Image forming apparatus limiting heat transfer
RICOH KK9 citations74
US7680429B2Mar 16, 2010
Charging device including charging roller and cleaning roller
RICOH KK7 citations73
US7546064B2Jun 9, 2009
Process cartridge with image carrier supporting structure for use in an image forming apparatus
RICOH KK5 citations63
US7400844B2Jul 15, 2008
Image forming apparatus and process cartridge with a cleaner for removing toner from an image bearing member
RICOH KK2 citations63
RICOH CO LTD
7 patentsUS8380115B2Feb 19, 2013
Lubricant applicator, image forming apparatus, and process cartridge
RICOH CO LTD9 citations84
US8000627B2Aug 16, 2011
Charging device, process cartridge, image forming apparatus, and toner
RICOH CO LTD10 citations84
US7899383B2Mar 1, 2011
Lubricating device, lubricant applicator, and priming agent used therewith
RICOH CO LTD8 citations84
US7894758B2Feb 22, 2011
Image forming apparatus, image forming device charging device and lubricant supplying device constitution
RICOH CO LTD7 citations84
US7873291B2Jan 18, 2011
Image forming apparatus and process cartridge including charging bias adjustment control
RICOH CO LTD8 citations84
US7949281B2May 24, 2011
Process cartridge and image forming apparatus for effectively cleaning a charging roller at predetermined intervals
RICOH CO LTD3 citations63
US7835683B2Nov 16, 2010
Cleaning unit, image carrying unit and image forming apparatus using the same
RICOH CO LTD4 citations63
DAINICHI NIPPON CABLES LTD
2 patentsMITSUBISHI CABLE IND LTD
1 patentMIZUISHI HARUJI
1 patentTOMITA DAISUKE
1 patentKUDO NORIO
1 patentMAEHATA YASUHIRO
1 patentUENISHI HIROYUKI
1 patentShowing the top 50 of 82 patents by PatentIndex Score.