Inventor · disambiguated record
Shigeo Kurotaka
Also filed as: KUROTAKA SHIGEO
37 granted patents·2 pending applications·1,678 citations·filing 1991–2009
98Inventor score
Top patents by PatentIndex Score
39 records- 0198US7299003B2Fixing unit and image forming apparatus providing a quick start-up and reduction in energy consumptionRICOH KK·Filed 2005·Granted Nov 20, 2007·50 cites·19 claims
- 0298US7233762B2Method of uniformly fixing toner to recording medium in image forming apparatusRICOH KK·Filed 2005·Granted Jun 19, 2007·52 cites·26 claims
- 0397US7433641B2Fixing member, fixing device, and image forming apparatusRICOH KK·Filed 2005·Granted Oct 7, 2008·21 cites·15 claims
- 0497US7369803B2Fixing device and image forming apparatus using the sameRICOH KK·Filed 2005·Granted May 6, 2008·27 cites·6 claims
- 0597US7333760B2Fixing device with temperature controlRICOH KK·Filed 2005·Granted Feb 19, 2008·31 cites·18 claims
- 0697US7269384B2Transfer-fixing unit with a surface layer of predefined hardness for use in an image forming apparatusRICOH KK·Filed 2005·Granted Sep 11, 2007·39 cites·22 claims
- 0796US7570911B2Image forming method and apparatus for fixing an imageRICOH KK·Filed 2006·Granted Aug 4, 2009·19 cites·18 claims
- 0896US6795678B2Image forming apparatus for fixing a toner image on a sheet or recording medium by use of a belt memberRICOH KK·Filed 2002·Granted Sep 21, 2004·71 cites·19 claims
- 0996US6795676B2Sheet wrapping avoidable fixing apparatus and image forming apparatusRICOH KK·Filed 2002·Granted Sep 21, 2004·46 cites·31 claims
- 1096US6088558AMethod and apparatus for suppressing belt shift in an image forming apparatusRICOH KK·Filed 1999·Granted Jul 11, 2000·89 cites·24 claims
- 1195US7127202B2Intermediary transfer apparatus, fixing apparatus and image forming apparatusRICOH KK·Filed 2004·Granted Oct 24, 2006·56 cites·21 claims
- 1295US7058330B2Image forming apparatusRICOH KK·Filed 2005·Granted Jun 6, 2006·18 cites·13 claims
- 1395US6847792B2Image forming apparatus having a selectively discharged storageRICOH KK·Filed 2002·Granted Jan 25, 2005·46 cites·12 claims
- 1495US6243559B1Belt fixing deviceRICOH KK·Filed 1997·Granted Jun 5, 2001·93 cites·12 claims
- 1594US7010255B2Fixing device having a heating member and image forming apparatus including the sameRICOH KK·Filed 2003·Granted Mar 7, 2006·50 cites·12 claims
- 1694US6078766ABelt conveying apparatus having a self-adjustment mechanism for belt distortion and method thereforRICOH KK·Filed 1998·Granted Jun 20, 2000·72 cites·21 claims
- 1793US7177580B2Image forming method and apparatus for fixing an imageRICOH KK·Filed 2004·Granted Feb 13, 2007·36 cites·60 claims
- 1893US6055390AFixing device and method for controlling fixing temperature in a stable mannerRICOH KK·Filed 1998·Granted Apr 25, 2000·67 cites·8 claims
- 1992US7693471B2Sheet wrapping avoidable fixing apparatus and image forming apparatusRICOH KK·Filed 2008·Granted Apr 6, 2010·9 cites·53 claims
- 2092US7254362B2Fixing device, image forming apparatus using the fixing device, and heat insulating memberRICOH KK·Filed 2004·Granted Aug 7, 2007·38 cites·33 claims
- 2191US7738827B2Image forming apparatus with toner image fixing unit, and the fixing method thereofRICOH KK·Filed 2005·Granted Jun 15, 2010·10 cites·10 claims
- 2291US7139520B2Fixing device, nipping device, and image forming apparatusRICOH KK·Filed 2004·Granted Nov 21, 2006·34 cites·32 claims
- 2391US6198888B1Fixing device for controlling fixing temperature in a stable mannerRICOH KK·Filed 1999·Granted Mar 6, 2001·49 cites·4 claims
- 2489US7010257B2Method of fixing toner on recording mediumRICOH KK·Filed 2004·Granted Mar 7, 2006·26 cites·14 claims
- 2589US6957036B2Fixing member, fixing device, and image forming apparatusRICOH KK·Filed 2004·Granted Oct 18, 2005·32 cites·14 claims
- 2688US7346305B2Sheet wrapping avoidable fixing apparatus and image forming apparatusRICOH KK·Filed 2006·Granted Mar 18, 2008·6 cites·11 claims
- 2788US7251429B2Image forming apparatus with an energy storage that can be discharged, and with a display of residual energy in the storageRICOH KK·Filed 2006·Granted Jul 31, 2007·7 cites·19 claims
- 2887US5751854AOriginal-discrimination system for discriminating special document, and image forming apparatus, image processing apparatus and duplicator using the original-discrimination systemRICOH KK·Filed 1996·Granted May 12, 1998·181 cites·4 claims
- 2987US5659628ASpecial-document discriminating apparatus and managing system for image forming apparatus having a special-document discriminating functionRICOH KK·Filed 1996·Granted Aug 19, 1997·93 cites·6 claims
- 3086US6501935B2Belt-type fixing apparatus having a fixing roller provided with a soft foam layerRICOH KK·Filed 1998·Granted Dec 31, 2002·42 cites·14 claims
- 3184US5592275AImage fixing device with oil application roller for image forming apparatusRICOH KK·Filed 1995·Granted Jan 7, 1997·36 cites·31 claims
- 3283US5678161APaper conveyer of image forming apparatus which conveys paper to a fixing deviceRICOH KK·Filed 1996·Granted Oct 14, 1997·38 cites·12 claims
- 3379US5652803ASpecial-document discriminating apparatus and managing system for image forming apparatus having a special-document discriminating functionRICOH KK·Filed 1996·Granted Jul 29, 1997·56 cites·5 claims
- 3477US6272248B1Original-discrimination system for discriminating special document, and image forming apparatus, image processing apparatus and duplicator using the original-discrimination systemRICOH KK·Filed 1998·Granted Aug 7, 2001·113 cites·2 claims
- 3572US5153651AMonocolor/multicolor image forming equipment with high/low speed controlRICOH KK·Filed 1991·Granted Oct 6, 1992·19 cites·3 claims
- 3667US7224928B2Sheet wrapping avoidable fixing apparatus and image forming apparatusRICOH KK·Filed 2004·Granted May 29, 2007·6 cites·10 claims
- 3754US8515323B2Sheet wrapping avoidable fixing apparatus and image forming apparatusKIKUCHI HISASHI·Filed 2009·Granted Aug 20, 2013·0 cites·25 claims
- 3837US2006013624A1Image-fixing apparatus, and, image-forming apparatusKUROTAKA SHIGEO·Filed 2005·Application pending·0 cites
- 3936US2005158075A1Heating apparatus, image fixing apparatus, and image forming apparatusFiled 2004·Application pending·0 cites
Join the waitlist — get patent alerts
Get an alert when Shigeo Kurotaka files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →