Inventor · disambiguated record
Yohhei Watanabe
Also filed as: WATANABE YOHHEI
19 granted patents·1 pending application·23 citations·filing 2009–2024
89Inventor score
Top patents by PatentIndex Score
20 records- 0188US8270856B2Apparatus including a re-transfer unit to re-transfer a recording medium and method of image formingMIZUTANI TAKEHIDE·Filed 2009·Granted Sep 18, 2012·14 cites·18 claims
- 0282US10191423B2Image forming apparatus including a fixing deviceSUGIYAMA Ryohhei·Filed 2017·Granted Jan 29, 2019·2 cites·18 claims
- 0381US9494904B2Separation device, fixing device, and image forming apparatusWATANABE YOHHEI·Filed 2015·Granted Nov 15, 2016·2 cites·20 claims
- 0480US9535378B2Fixing device and image forming apparatusSAKAMAKI TAKASHI·Filed 2015·Granted Jan 3, 2017·3 cites·19 claims
- 0576US10234798B2Fixing device and image forming apparatus incorporating sameWATANABE YOHHEI·Filed 2018·Granted Mar 19, 2019·1 cites·10 claims
- 0668US9182710B2Fixing device including a separation unit and image forming apparatus thereofWATANABE YOHHEI·Filed 2013·Granted Nov 10, 2015·1 cites·20 claims
- 0758US12282276B2Image forming method and image forming apparatusWATANABE YOHHEI·Filed 2023·Granted Apr 22, 2025·0 cites·8 claims
- 0857US11150580B2Pressure device, fixing device, and image forming apparatusRICOH CO LTD·Filed 2020·Granted Oct 19, 2021·0 cites·20 claims
- 0955US11099506B2Sheet conveying device, fixing device incorporating the sheet conveying device, and image forming apparatus incorporating the sheet conveying deviceRICOH CO LTD·Filed 2018·Granted Aug 24, 2021·0 cites·19 claims
- 1053US10488796B2Fixing device controller, image forming apparatus, fixing device control method, and non-transitory computer-readable recording medium storing fixing device control programKAWATA TEPPEI·Filed 2018·Granted Nov 26, 2019·0 cites·11 claims
- 1152US11933486B2Lighting device and image reading apparatusMAKINO HIDEYO·Filed 2023·Granted Mar 19, 2024·0 cites·10 claims
- 1252US11256202B2Snap ring, rotator device, fixing device, and image forming apparatusWATANABE YOHHEI·Filed 2020·Granted Feb 22, 2022·0 cites·20 claims
- 1352US2024406336A1Colorimeter and image forming apparatus incorporating the sameKAWAZOE OSAMU·Filed 2024·Application pending·0 cites
- 1448US10162294B2Fixing device and image forming apparatus to adjust rotational speed of rotator due to thermal expansionNAMEKATA SHINICHI·Filed 2017·Granted Dec 25, 2018·0 cites·18 claims
- 1544US8731419B2Image forming apparatus and image density control methodKATO YUJI·Filed 2012·Granted May 20, 2014·0 cites·18 claims
- 1642US9568864B2Fixing device and image forming apparatusSUZUKI NAOTO·Filed 2016·Granted Feb 14, 2017·0 cites·18 claims
- 1741US10042294B2Separation device, fixing device, and image forming apparatusSAITOH SEIJI·Filed 2017·Granted Aug 7, 2018·0 cites·15 claims
- 1838US8929774B2Belt unit and image forming apparatus employing sameKATOH TSUTOMU·Filed 2011·Granted Jan 6, 2015·0 cites·17 claims
- 1938US8583022B2Lubricant coating device and image forming apparatus incorporating the lubricant coating deviceWATANABE YOHHEI·Filed 2011·Granted Nov 12, 2013·0 cites·12 claims
- 2037US9372447B2Cleaner for rotary fixing member, image forming apparatus incorporating the cleaner, and image forming method executed by the image forming apparatusUJIIE MASATERU·Filed 2015·Granted Jun 21, 2016·0 cites·19 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →