Inventor · disambiguated record
Koichiro Yuasa
Also filed as: YUASA KOICHIRO
25 granted patents·9 pending applications·32 citations·filing 2005–2024
92Inventor score
Files withFUJI XEROX CO LTD20FUJIFILM BUSINESS INNOVATION CORP11ARAI KAZUHIKO2FUJI FILM BUSINESS INNOVATION CORP1
Top patents by PatentIndex Score
34 records- 0189US9501015B2Image forming apparatus utilizing flat pigmentFUJI XEROX CO LTD·Filed 2015·Granted Nov 22, 2016·4 cites·8 claims
- 0289US7251434B2Color image forming apparatusFUJI XEROX CO LTD·Filed 2005·Granted Jul 31, 2007·11 cites·17 claims
- 0382US9383689B1Image forming apparatus that transfers a first image formed using a toner containing a pigment other than a flat pigment and that transfers a second image formed using a toner containing a flat pigmentFUJI XEROX CO LTD·Filed 2015·Granted Jul 5, 2016·2 cites·4 claims
- 0480US7224930B2Image forming apparatusFUJI XEROX CO LTD·Filed 2005·Granted May 29, 2007·6 cites·15 claims
- 0576US9946184B2Image forming apparatus using flat toner to obtain a glossFUJI XEROX CO LTD·Filed 2014·Granted Apr 17, 2018·2 cites·14 claims
- 0674US8270890B2Cleaning device, image holder device, and image forming apparatusARAI KAZUHIKO·Filed 2010·Granted Sep 18, 2012·2 cites·10 claims
- 0770US11656563B2Jacket, transfer device, and image forming deviceFUJIFILM BUSINESS INNOVATION CORP·Filed 2021·Granted May 23, 2023·0 cites·20 claims
- 0870US9285718B2Image forming apparatus including a first transfer section using toner containing flat metallic pigment particles and second transfer section using toner not containing flat metallic pigment particlesFUJI XEROX CO LTD·Filed 2014·Granted Mar 15, 2016·1 cites·2 claims
- 0969US7962066B2Cleaning unit, image forming apparatus using the same, and cleanerFUJI XEROX CO LTD·Filed 2008·Granted Jun 14, 2011·3 cites·19 claims
- 1067US11609514B2Transfer member, transfer drum, and image forming apparatusFUJIFILM BUSINESS INNOVATION CORP·Filed 2021·Granted Mar 21, 2023·0 cites·15 claims
- 1166US11768450B2Drum member and image forming apparatusFUJIFILM BUSINESS INNOVATION CORP·Filed 2022·Granted Sep 26, 2023·0 cites·20 claims
- 1263US11966176B2Transfer member, transfer drum, and image forming apparatusFUJIFILM BUSINESS INNOVATION CORP·Filed 2021·Granted Apr 23, 2024·0 cites·13 claims
- 1362US11385574B2Rotation device and image forming apparatusFUJIFILM BUSINESS INNOVATION CORP·Filed 2021·Granted Jul 12, 2022·0 cites·16 claims
- 1461US10635048B2Transfer unit comprising alternating current bias and humidifying unitFUJI XEROX CO LTD·Filed 2019·Granted Apr 28, 2020·0 cites·7 claims
- 1559US10386748B2Transfer device and image forming apparatus that sets charging device based on location of the toner base layerFUJI XEROX CO LTD·Filed 2018·Granted Aug 20, 2019·0 cites·13 claims
- 1658US2025036065A1Static elimination device and medium processing system using sameFUJIFILM BUSINESS INNOVATION CORP·Filed 2024·Application pending·0 cites
- 1758US2025100826A1Medium transport device and medium processing system using the sameFUJIFILM BUSINESS INNOVATION CORP·Filed 2024·Application pending·0 cites
- 1857US11579541B2Image forming apparatus including a rollshaped charge unit for secondary transfer bodyFUJIFILM BUSINESS INNOVATION CORP·Filed 2021·Granted Feb 14, 2023·0 cites·9 claims
- 1956US9285734B2Image forming apparatusFUJI XEROX CO LTD·Filed 2014·Granted Mar 15, 2016·0 cites·7 claims
- 2055US8126385B2Image forming mechanism and image forming deviceARAI KAZUHIKO·Filed 2009·Granted Feb 28, 2012·1 cites·10 claims
- 2152US9217965B2Image forming apparatusFUJI XEROX CO LTD·Filed 2014·Granted Dec 22, 2015·0 cites·10 claims
- 2251US11493872B2Static elimination device and medium processing device using the sameFUJIFILM BUSINESS INNOVATION CORP·Filed 2020·Granted Nov 8, 2022·0 cites·16 claims
- 2351US9116472B2Image forming apparatusFUJI XEROX CO LTD·Filed 2014·Granted Aug 25, 2015·0 cites·9 claims
- 2451US2024369961A1Static elimination device and image forming deviceFUJIFILM BUSINESS INNOVATION CORP·Filed 2023·Application pending·0 cites
- 2550US9383695B2Image forming apparatus with flat pigment controlFUJI XEROX CO LTD·Filed 2014·Granted Jul 5, 2016·0 cites·9 claims
- 2650US2024411246A1Image forming apparatusFUJI FILM BUSINESS INNOVATION CORP·Filed 2023·Application pending·0 cites
- 2747US9551948B2Image forming apparatus fixing of toner containing flat particlesFUJI XEROX CO LTD·Filed 2013·Granted Jan 24, 2017·0 cites·2 claims
- 2846US9836008B2Image forming apparatusFUJI XEROX CO LTD·Filed 2016·Granted Dec 5, 2017·0 cites·14 claims
- 2942US2022107592A1Image forming apparatusFUJIFILM BUSINESS INNOVATION CORP·Filed 2021·Application pending·0 cites
- 3042US2014356035A1Image forming apparatusFUJI XEROX CO LTD·Filed 2013·Application pending·0 cites
- 3140US2021216027A1Static elimination device and medium processing device using the sameFUJI XEROX CO LTD·Filed 2020·Application pending·0 cites
- 3239US7395022B2Image forming apparatus with toner recovery systemFUJI XEROX CO LTD·Filed 2005·Granted Jul 1, 2008·0 cites·13 claims
- 3337US2006204296A1Image forming apparatusFUJI XEROX CO LTD·Filed 2005·Application pending·0 cites
- 3432US2016070214A1Image forming apparatusFUJI XEROX CO LTD·Filed 2015·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →