Inventor · disambiguated record
Kohichi Utsunomiya
Also filed as: UTSUNOMIYA KOHICHI
28 granted patents·1 pending application·43 citations·filing 2008–2019
93Inventor score
Top patents by PatentIndex Score
29 records- 0187US10007213B2Fixing device, image forming apparatus, and slide memberIKEBUCHI YUTAKA·Filed 2016·Granted Jun 26, 2018·3 cites·7 claims
- 0287US9599940B2Fixing device with nip forming member having a high thermal-conductive layer with a low thermal conductive portionYAMANO MOTOYOSHI·Filed 2015·Granted Mar 21, 2017·4 cites·16 claims
- 0386US9817345B2Fixing device, image forming apparatus, and method of controlling fixing deviceYAMANO MOTOYOSHI·Filed 2016·Granted Nov 14, 2017·3 cites·8 claims
- 0485US7962071B2Developing device and image forming apparatus using sameRICOH CO LTD·Filed 2008·Granted Jun 14, 2011·8 cites·19 claims
- 0584US8126373B2Toner supply device and image forming apparatus that prevents toner from being scattered from the deviceUTSUNOMIYA KOHICHI·Filed 2008·Granted Feb 28, 2012·9 cites·19 claims
- 0682US8843019B2Development device and image forming apparatus incorporating sameYOSHIZAWA HIDEO·Filed 2012·Granted Sep 23, 2014·3 cites·15 claims
- 0780US8923726B2Image forming apparatus incorporating developing device with first and second sealsTSUDA KIYONORI·Filed 2012·Granted Dec 30, 2014·3 cites·14 claims
- 0877US9152099B2Fixing device, image forming apparatus, and fixing methodUENO SATOSHI·Filed 2014·Granted Oct 6, 2015·2 cites·14 claims
- 0976US8843015B2Imaging device, image forming apparatus, and process cartridgeUTSUNOMIYA KOHICHI·Filed 2012·Granted Sep 23, 2014·2 cites·19 claims
- 1070US9477182B2Fixing device of an image forming apparatus that utilizes edge detections for heat shield positional determinationsIKEBUCHI YUTAKA·Filed 2015·Granted Oct 25, 2016·1 cites·11 claims
- 1169US9298146B2Fixing device and image forming apparatusYOSHIURA ARINOBU·Filed 2015·Granted Mar 29, 2016·1 cites·18 claims
- 1266US9400482B2Paper conveyance device, fixing device, and image forming apparatusSAITO SHOHEI·Filed 2015·Granted Jul 26, 2016·1 cites·13 claims
- 1364US10795293B2Fixing device and image forming apparatus incorporating sameUTSUNOMIYA KOHICHI·Filed 2019·Granted Oct 6, 2020·0 cites·20 claims
- 1460US8295737B2Developing device and image forming apparatus using sameTSUDA KIYONORI·Filed 2008·Granted Oct 23, 2012·2 cites·15 claims
- 1556US10248055B2Fixing device including a lubricant holder and image forming apparatusIKEBUCHI YUTAKA·Filed 2018·Granted Apr 2, 2019·0 cites·7 claims
- 1652US9869952B2Fixing device and image forming apparatus including a friction reducer including a lubricantUTSUNOMIYA KOHICHI·Filed 2016·Granted Jan 16, 2018·0 cites·18 claims
- 1752US9207594B2Fixing device and image forming apparatusTOKUDA TETSUO·Filed 2014·Granted Dec 8, 2015·0 cites·20 claims
- 1852US8064807B2Developer supply system and image forming apparatus incorporating sameKOEDA MAIKO·Filed 2009·Granted Nov 22, 2011·1 cites·20 claims
- 1950US9897950B2Fixing device and image forming apparatusYOSHIURA ARINOBU·Filed 2016·Granted Feb 20, 2018·0 cites·19 claims
- 2050US9316977B2Fixing device and image forming apparatusYAMANO MOTOYOSHI·Filed 2014·Granted Apr 19, 2016·0 cites·13 claims
- 2148US9650219B2Paper conveying device and image forming deviceYOSHIURA ARINOBU·Filed 2016·Granted May 16, 2017·0 cites·12 claims
- 2247US10345747B2Fixing device and image forming apparatus incorporating sameSESHITA TAKUYA·Filed 2018·Granted Jul 9, 2019·0 cites·10 claims
- 2346US9354572B2Fixing device and image forming apparatusYOSHIURA ARINOBU·Filed 2015·Granted May 31, 2016·0 cites·4 claims
- 2444US9429888B2Fixing device and image forming apparatus which utilizes a nip supporting member to support a nip forming memberUTSUNOMIYA KOHICHI·Filed 2015·Granted Aug 30, 2016·0 cites·12 claims
- 2543US9109633B2Driving force transmission mechanism and image forming apparatusYOSHIZAWA HIDEO·Filed 2012·Granted Aug 18, 2015·0 cites·10 claims
- 2642US9494900B2Fixing device and image forming apparatus including a nip-forming-member supported by at least two plates joined togetherUTSUNOMIYA KOHICHI·Filed 2015·Granted Nov 15, 2016·0 cites·12 claims
- 2741US10317824B2Fixing device and image forming apparatusHIROI KIWAKO·Filed 2018·Granted Jun 11, 2019·0 cites·16 claims
- 2840US9400464B2Fixing device and image forming apparatusUTSUNOMIYA KOHICHI·Filed 2015·Granted Jul 26, 2016·0 cites·7 claims
- 2932US2015261147A1Fixing device and image forming apparatusARAI YUJI·Filed 2015·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →