Inventor
TAMURA MASAHIRO
JP135 patents
⚠️ This page may combine multiple inventors who share the name “TAMURA MASAHIRO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
RICOH KK
35 patentsUS7207556B2Apr 24, 2007
Sheet finisher having an angularly movable stapler and image forming system including the same
RICOH KK1,473 citations99
US7416177B2Aug 26, 2008
Sheet folding apparatus, sheet processing apparatus and image forming apparatus
RICOH KK60 citations98
US6905118B2Jun 14, 2005
Sheet finisher and image forming system using the same
RICOH KK127 citations97
US6296247B1Oct 2, 2001
Sheet stacking apparatus with vertically movable tray
RICOH KK88 citations97
US6145825ANov 14, 2000
Sheet processing apparatus and method therefor
RICOH KK177 citations97
US6957810B2Oct 25, 2005
Sheet finisher with two processing trays
RICOH KK38 citations96
US6921069B2Jul 26, 2005
Sheet finisher and image forming system using the same
RICOH KK43 citations96
US6889974B2May 10, 2005
Sheet-like medium alignment apparatus including device and means locatable at different positions
RICOH KK40 citations96
US6871851B2Mar 29, 2005
Sheet-shaped medium processing apparatus
RICOH KK55 citations96
US6783124B2Aug 31, 2004
Punching device in a sheet finisher for an image forming apparatus
RICOH KK62 citations96
US6394448B2May 28, 2002
Sheet discharging apparatus and a sheet discharging method
RICOH KK64 citations96
US6264191B1Jul 24, 2001
Sheet discharging apparatus and a sheet discharging method
RICOH KK60 citations96
US6199853B1Mar 13, 2001
Document handler with a staple mode and a moveable stopper
RICOH KK74 citations96
US6494449B2Dec 17, 2002
Sheet stacking apparatus with vertically movable tray
RICOH KK71 citations95
US7798950B2Sep 21, 2010
Sheet finisher, image forming apparatus, and sheet processing method
RICOH KK19 citations93
US7568688B2Aug 4, 2009
Sheet alignment device, sheet finishing apparatus including the same, and image processing system including the same
RICOH KK22 citations93
US7461578B2Dec 9, 2008
Perforator for imaging apparatus, and paper handler provided therewith
RICOH KK21 citations93
US7331572B2Feb 19, 2008
Sheet finisher and image forming system using the same
RICOH KK13 citations93
US7198268B2Apr 3, 2007
Sheet finisher and image forming system using the same
RICOH KK14 citations93
US7137625B2Nov 21, 2006
Sheet finisher including means for setting cutting position image forming system including the sheet finisher
RICOH KK29 citations93
US7137944B2Nov 21, 2006
Sheet finisher and image forming system using the same
RICOH KK16 citations93
US7134654B2Nov 14, 2006
Sheet finisher and image forming system using the same
RICOH KK13 citations93
US6988729B2Jan 24, 2006
Sheet conveying device and image forming apparatus including the same
RICOH KK28 citations93
US5692411ADec 2, 1997
Quiet paper sorter using a collision impact reduction means
RICOH KK36 citations93
US7451980B2Nov 18, 2008
Sheet-like medium alignment apparatus
RICOH KK26 citations92
US7441771B2Oct 28, 2008
Sheet-like medium alignment apparatus
RICOH KK14 citations92
US7300052B2Nov 27, 2007
Sheet-shaped medium processing apparatus
RICOH KK42 citations92
US7182333B2Feb 27, 2007
Sheet-like medium alignment apparatus
RICOH KK16 citations92
US7014183B2Mar 21, 2006
Sheet-shaped medium treatment apparatus
RICOH KK49 citations92
US6832759B2Dec 21, 2004
Sheet-shaped medium aligning apparatus, image forming apparatus, and sheet-shaped medium after-treatment apparatus
RICOH KK50 citations92
US7802789B2Sep 28, 2010
Sheet conveying device, sheet punching device, sheet processing device, image forming apparatus, and method for determining mounting state of measuring unit
RICOH KK9 citations84
US7798480B2Sep 21, 2010
Sheet processing apparatus and sheet conveyance method
RICOH KK8 citations84
US7744076B2Jun 29, 2010
Sheet folding apparatus, sheet processing apparatus and image forming apparatus
RICOH KK9 citations84
US7726648B2Jun 1, 2010
Method and apparatus for image forming capable of effectively conveying paper sheets
RICOH KK19 citations84
US7694966B2Apr 13, 2010
Sheet processing apparatus and image forming apparatus
RICOH KK15 citations84
RICOH CO LTD
5 patentsUS7922163B2Apr 12, 2011
Sheet processing device and image forming apparatus
RICOH CO LTD11 citations84
US7905473B2Mar 15, 2011
Sheet creaser including a cam guided pressing unit
RICOH CO LTD8 citations84
US7896341B2Mar 1, 2011
Sheet conveying device, sheet finisher, sheet feeding device, image forming apparatus, and sheet conveying method
RICOH CO LTD9 citations84
US7866650B2Jan 11, 2011
Sheet processing apparatus and image forming apparatus including the same
RICOH CO LTD9 citations84
US7862023B2Jan 4, 2011
Sheet processing device and image forming apparatus
RICOH CO LTD16 citations84
KOWA CO
2 patentsSHOWA DENKO KK
1 patentSUZUKI NOBUYOSHI
1 patentHOSHINO TOMOMICHI
1 patentTAMURA MASAHIRO
1 patentWATANABE TAKAHIRO
1 patentSUMITOMO RUBBER IND
1 patentRICOH COMPANY LIMTED
1 patentNEC CORP
1 patentShowing the top 50 of 135 patents by PatentIndex Score.