Inventor · disambiguated record
Ryuichi Kikegawa
Also filed as: KIKEGAWA RYUICHI
13 granted patents·1 pending application·272 citations·filing 2005–2017
93Inventor score
Technology areasG03G
Top patents by PatentIndex Score
14 records- 0197US7565087B2Fixing device, image forming apparatus including the fixing device, and fixing methodRICOH KK·Filed 2008·Granted Jul 21, 2009·32 cites·11 claims
- 0297US7551869B2Fixing device, image forming apparatus including the fixing device, and fixing methodRICOH KK·Filed 2005·Granted Jun 23, 2009·31 cites·21 claims
- 0397US7366432B2Fixing device for fixing an image, image forming apparatus including the fixing device, and fixing methodRICOH KK·Filed 2005·Granted Apr 29, 2008·30 cites·18 claims
- 0497US7343113B2Fixing device, image forming apparatus including the fixing device, and fixing methodRICOH KK·Filed 2005·Granted Mar 11, 2008·35 cites·22 claims
- 0597US7333743B2Fixing device, image forming apparatus including the fixing device, and fixing methodRICOH KK·Filed 2005·Granted Feb 19, 2008·37 cites·20 claims
- 0697US7308216B2Image forming apparatus and method to supply power to a fixing deviceRICOH KK·Filed 2005·Granted Dec 11, 2007·38 cites·21 claims
- 0796US7515845B2Method for supplying power, and fixing and image forming apparatusesRICOH KK·Filed 2005·Granted Apr 7, 2009·26 cites·10 claims
- 0896US7356270B2Fixing device, image forming apparatus including the fixing device, and fixing methodRICOH KK·Filed 2005·Granted Apr 8, 2008·27 cites·21 claims
- 0987US9971286B2Control method of image forming apparatusKIKEGAWA RYUICHI·Filed 2017·Granted May 15, 2018·4 cites·14 claims
- 1081US9958815B2Control method of image forming apparatusKIKEGAWA RYUICHI·Filed 2017·Granted May 1, 2018·2 cites·18 claims
- 1181US8019247B2Fusing device and image forming apparatus which turns on an edge heaterRICOH CO LTD·Filed 2009·Granted Sep 13, 2011·9 cites·5 claims
- 1274US10007221B2Image forming apparatus to control supply of even abnormal levels of a transfer voltage, based upon temperature detectedKIKEGAWA RYUICHI·Filed 2016·Granted Jun 26, 2018·1 cites·19 claims
- 1335US8953992B2Fixing device and image forming apparatusMITO AYAKO·Filed 2013·Granted Feb 10, 2015·0 cites·16 claims
- 1435US2006051111A1Condenser type fixing and image forming apparatusesKISHI KAZUHITO·Filed 2005·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →