Inventor · disambiguated record
Tatsuhiro Igarashi
Also filed as: IGARASHI TATSUHIRO
22 granted patents·3 pending applications·11 citations·filing 2013–2024
89Inventor score
Top patents by PatentIndex Score
25 records- 0186US9046819B2Toner transport device, and image forming apparatusFUJI XEROX CO LTD·Filed 2013·Granted Jun 2, 2015·4 cites·12 claims
- 0284US10656567B1Electrophotographic image forming apparatusFUJI XEROX CO LTD·Filed 2019·Granted May 19, 2020·2 cites·14 claims
- 0384US9141027B1Cleaning device, and image forming apparatusFUJI XEROX CO LTD·Filed 2014·Granted Sep 22, 2015·3 cites·11 claims
- 0474US10338488B2Image forming apparatusFUJI XEROX CO LTD·Filed 2018·Granted Jul 2, 2019·1 cites·19 claims
- 0574US9897965B2Image forming device having a suction deviceFUJI XEROX CO LTD·Filed 2016·Granted Feb 20, 2018·1 cites·8 claims
- 0658US2022091522A1Delivery device and image forming apparatusFUJI XEROX CO LTD·Filed 2021·Application pending·0 cites
- 0757US12346048B2Image forming apparatusFUJIFILM BUSINESS INNOVATION CORP·Filed 2024·Granted Jul 1, 2025·0 cites·10 claims
- 0857US9075347B2Developing device and image forming apparatusFUJI XEROX CO LTD·Filed 2014·Granted Jul 7, 2015·0 cites·16 claims
- 0956US11630402B2Particle conveying device and image forming apparatusFUJIFILM BUSINESS INNOVATION CORP·Filed 2021·Granted Apr 18, 2023·0 cites·15 claims
- 1055US9753404B2Powder container and image forming apparatusFUJI XEROX CO LTD·Filed 2016·Granted Sep 5, 2017·0 cites·8 claims
- 1155US9069295B2Cleaning unit, and image forming apparatusFUJI XEROX CO LTD·Filed 2014·Granted Jun 30, 2015·0 cites·10 claims
- 1255US2025123581A1Image forming apparatus and image forming methodFUJIFILM BUSINESS INNOVATION CORP·Filed 2024·Application pending·0 cites
- 1353US9891554B2Developing device and image forming apparatusFUJI XEROX CO LTD·Filed 2016·Granted Feb 13, 2018·0 cites·10 claims
- 1452US9488952B2Cleaning device and image forming apparatusFUJI XEROX CO LTD·Filed 2015·Granted Nov 8, 2016·0 cites·5 claims
- 1552US9411270B1Cleaning device and image forming apparatusFUJI XEROX CO LTD·Filed 2015·Granted Aug 9, 2016·0 cites·15 claims
- 1651US10036980B2Developing device and image forming apparatusFUJI XEROX CO LTD·Filed 2016·Granted Jul 31, 2018·0 cites·10 claims
- 1750US10921724B2Image forming apparatus and toner with temperature-viscosity relationshipFUJI XEROX CO LTD·Filed 2019·Granted Feb 16, 2021·0 cites·15 claims
- 1847US11796939B2Conveying device and image forming apparatusFUJIFILM BUSINESS INNOVATION CORP·Filed 2021·Granted Oct 24, 2023·0 cites·6 claims
- 1947US10719041B2Image forming apparatusFUJI XEROX CO LTD·Filed 2019·Granted Jul 21, 2020·0 cites·15 claims
- 2045US11249409B2Image forming apparatus and process cartridgeFUJIFILM BUSINESS INNOVATION CORP·Filed 2020·Granted Feb 15, 2022·0 cites·13 claims
- 2144US10539895B2Image forming apparatusFUJI XEROX CO LTD·Filed 2018·Granted Jan 21, 2020·0 cites·16 claims
- 2244US10495995B2Image forming apparatusFUJI XEROX CO LTD·Filed 2018·Granted Dec 3, 2019·0 cites·9 claims
- 2343US10990057B2Image forming apparatus and process cartridgeFUJI XEROX CO LTD·Filed 2020·Granted Apr 27, 2021·0 cites·14 claims
- 2439US10268153B2Image forming apparatusFUJI XEROX CO LTD·Filed 2017·Granted Apr 23, 2019·0 cites·9 claims
- 2533US2016216661A1Image forming apparatus and medium stacking deviceFUJI XEROX CO LTD·Filed 2015·Application pending·0 cites
Join the waitlist — get patent alerts
Get an alert when Tatsuhiro Igarashi 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 →