Inventor · disambiguated record
Masahiro Tamura
Also filed as: TAMURA MASAHIRO
111 granted patents·11 pending applications·3,424 citations·filing 1988–2025
99Inventor score
Top patents by PatentIndex Score
122 records- 0199US7416177B2Sheet folding apparatus, sheet processing apparatus and image forming apparatusRICOH KK·Filed 2005·Granted Aug 26, 2008·60 cites·21 claims
- 0299US7300052B2Sheet-shaped medium processing apparatusRICOH KK·Filed 2005·Granted Nov 27, 2007·42 cites·18 claims
- 0399US7207556B2Sheet finisher having an angularly movable stapler and image forming system including the sameRICOH KK·Filed 2003·Granted Apr 24, 2007·1.5k cites·20 claims
- 0499US6905118B2Sheet finisher and image forming system using the sameRICOH KK·Filed 2003·Granted Jun 14, 2005·127 cites·172 claims
- 0598US7451980B2Sheet-like medium alignment apparatusRICOH KK·Filed 2007·Granted Nov 18, 2008·26 cites·2 claims
- 0697US6889974B2Sheet-like medium alignment apparatus including device and means locatable at different positionsRICOH KK·Filed 2001·Granted May 10, 2005·40 cites·30 claims
- 0797US6871851B2Sheet-shaped medium processing apparatusRICOH KK·Filed 2001·Granted Mar 29, 2005·55 cites·43 claims
- 0897US6783124B2Punching device in a sheet finisher for an image forming apparatusRICOH KK·Filed 2002·Granted Aug 31, 2004·62 cites·18 claims
- 0997US6394448B2Sheet discharging apparatus and a sheet discharging methodRICOH KK·Filed 2001·Granted May 28, 2002·64 cites·15 claims
- 1097US6145825ASheet processing apparatus and method thereforRICOH KK·Filed 1998·Granted Nov 14, 2000·177 cites·23 claims
- 1196US8162306B2Sheet aligning apparatus, sheet processing apparatus, and image forming apparatusSUZUKI NOBUYOSHI·Filed 2009·Granted Apr 24, 2012·21 cites·16 claims
- 1296US7568688B2Sheet alignment device, sheet finishing apparatus including the same, and image processing system including the sameRICOH KK·Filed 2007·Granted Aug 4, 2009·22 cites·19 claims
- 1396US6957810B2Sheet finisher with two processing traysRICOH KK·Filed 2002·Granted Oct 25, 2005·38 cites·33 claims
- 1496US6921069B2Sheet finisher and image forming system using the sameRICOH KK·Filed 2003·Granted Jul 26, 2005·43 cites·41 claims
- 1596US6494449B2Sheet stacking apparatus with vertically movable trayRICOH KK·Filed 2001·Granted Dec 17, 2002·71 cites·9 claims
- 1696US6264191B1Sheet discharging apparatus and a sheet discharging methodRICOH KK·Filed 1999·Granted Jul 24, 2001·60 cites·21 claims
- 1795US9085436B2Sheet ejecting device, image forming system, and sheet ejecting methodSUZUKI JUNYA·Filed 2013·Granted Jul 21, 2015·12 cites·10 claims
- 1895US8936240B2Sheet discharging device, image forming system, and sheet discharging methodHOSHINO TOMOMICHI·Filed 2013·Granted Jan 20, 2015·13 cites·9 claims
- 1995US7798950B2Sheet finisher, image forming apparatus, and sheet processing methodRICOH KK·Filed 2008·Granted Sep 21, 2010·19 cites·18 claims
- 2095US7441771B2Sheet-like medium alignment apparatusRICOH KK·Filed 2007·Granted Oct 28, 2008·14 cites·24 claims
- 2195US7407155B2Sheet finisher with a punching unitRICOH KK·Filed 2006·Granted Aug 5, 2008·15 cites·11 claims
- 2295US7198268B2Sheet finisher and image forming system using the sameRICOH KK·Filed 2005·Granted Apr 3, 2007·14 cites·11 claims
- 2395US7137944B2Sheet finisher and image forming system using the sameRICOH KK·Filed 2005·Granted Nov 21, 2006·16 cites·41 claims
- 2495US7014183B2Sheet-shaped medium treatment apparatusRICOH KK·Filed 2002·Granted Mar 21, 2006·49 cites·40 claims
- 2595US6832759B2Sheet-shaped medium aligning apparatus, image forming apparatus, and sheet-shaped medium after-treatment apparatusRICOH KK·Filed 2002·Granted Dec 21, 2004·50 cites·126 claims
- 2695US6296247B1Sheet stacking apparatus with vertically movable trayRICOH KK·Filed 1998·Granted Oct 2, 2001·88 cites·9 claims
- 2795US6199853B1Document handler with a staple mode and a moveable stopperRICOH KK·Filed 1997·Granted Mar 13, 2001·74 cites·20 claims
- 2894US7726648B2Method and apparatus for image forming capable of effectively conveying paper sheetsRICOH KK·Filed 2006·Granted Jun 1, 2010·19 cites·19 claims
- 2994US7331572B2Sheet finisher and image forming system using the sameRICOH KK·Filed 2006·Granted Feb 19, 2008·13 cites·18 claims
- 3094US7134654B2Sheet finisher and image forming system using the sameRICOH KK·Filed 2005·Granted Nov 14, 2006·13 cites·32 claims
- 3193US7862023B2Sheet processing device and image forming apparatusRICOH CO LTD·Filed 2007·Granted Jan 4, 2011·16 cites·10 claims
- 3293US7694966B2Sheet processing apparatus and image forming apparatusRICOH KK·Filed 2007·Granted Apr 13, 2010·15 cites·18 claims
- 3392US8925917B2Sheet output device, sheet processing apparatus, image forming system, and sheet output methodWATANABE TAKAHIRO·Filed 2013·Granted Jan 6, 2015·9 cites·11 claims
- 3492US8523165B2Recording media sheet processing system, image forming system including same, and insertion method used thereinKUNIEDA AKIRA·Filed 2011·Granted Sep 3, 2013·8 cites·12 claims
- 3592US8393618B2Skew correction device, sheet handling apparatus, and image forming systemNAKADA KYOSUKE·Filed 2012·Granted Mar 12, 2013·10 cites·10 claims
- 3692US7946569B2Sheet aligning device, sheet processing device, and image forming apparatusRICOH COMPANY LIMTED·Filed 2007·Granted May 24, 2011·14 cites·19 claims
- 3791US7681881B2Sheet aligning device and image forming apparatusRICOH KK·Filed 2008·Granted Mar 23, 2010·13 cites·17 claims
- 3891US7380786B2Sheet-like medium alignment apparatusRICOH KK·Filed 2007·Granted Jun 3, 2008·9 cites·20 claims
- 3991US6988729B2Sheet conveying device and image forming apparatus including the sameRICOH KK·Filed 2003·Granted Jan 24, 2006·28 cites·33 claims
- 4090US9561927B2Sheet discharging device, image forming system, and sheet discharging methodHOSHINO TOMOMICHI·Filed 2015·Granted Feb 7, 2017·4 cites·16 claims
- 4190US7458567B2Sheet finisher and image forming system using the sameRICOH KK·Filed 2006·Granted Dec 2, 2008·9 cites·18 claims
- 4289US8727345B2Sheet discharging device, sheet processing apparatus, image forming system, and sheet discharging methodKONNO KAZUNORI·Filed 2012·Granted May 20, 2014·9 cites·9 claims
- 4389US7922163B2Sheet processing device and image forming apparatusRICOH CO LTD·Filed 2008·Granted Apr 12, 2011·11 cites·8 claims
- 4489US7137625B2Sheet finisher including means for setting cutting position image forming system including the sheet finisherRICOH KK·Filed 2003·Granted Nov 21, 2006·29 cites·23 claims
- 4588US8485514B2Sheet processing apparatus, image forming system, and sheet processing methodSUGIYAMA KEISUKE·Filed 2011·Granted Jul 16, 2013·7 cites·12 claims
- 4688US8191885B2Home-position detecting method, sheet processing device, and image forming apparatusHATTORI HITOSHI·Filed 2008·Granted Jun 5, 2012·11 cites·11 claims
- 4788US7744076B2Sheet folding apparatus, sheet processing apparatus and image forming apparatusRICOH KK·Filed 2008·Granted Jun 29, 2010·9 cites·13 claims
- 4888US7461578B2Perforator for imaging apparatus, and paper handler provided therewithRICOH KK·Filed 2004·Granted Dec 9, 2008·21 cites·43 claims
- 4987US7802789B2Sheet conveying device, sheet punching device, sheet processing device, image forming apparatus, and method for determining mounting state of measuring unitRICOH KK·Filed 2009·Granted Sep 28, 2010·9 cites·18 claims
- 5087US7182333B2Sheet-like medium alignment apparatusRICOH KK·Filed 2004·Granted Feb 27, 2007·16 cites·46 claims
Showing the top 50 of 122 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →