Inventor · disambiguated record
Yoshifumi Eri
Also filed as: ERI YOSHIFUMI
25 granted patents·5 pending applications·15 citations·filing 2012–2023
91Inventor score
Top patents by PatentIndex Score
30 records- 0195US9726998B1Electrostatic charge image developer, developer cartridge, and process cartridgeFUJI XEROX CO LTD·Filed 2016·Granted Aug 8, 2017·9 cites·13 claims
- 0290US10100176B2Resin particle compositionFUJI XEROX CO LTD·Filed 2016·Granted Oct 16, 2018·2 cites·10 claims
- 0390US10081718B2Resin particle compositionFUJI XEROX CO LTD·Filed 2016·Granted Sep 25, 2018·2 cites·7 claims
- 0489US12351467B2Silica particle and method for producing the sameFUJIFILM BUSINESS INNOVATION CORP·Filed 2023·Granted Jul 8, 2025·0 cites·13 claims
- 0585US2024002637A1Resin particles and method for manufacturing resin particlesFUJIFILM BUSINESS INNOVATION CORP·Filed 2023·Application pending·0 cites
- 0677US11795302B2Resin particles and method for manufacturing resin particlesFUJIFILM BUSINESS INNOVATION CORP·Filed 2021·Granted Oct 24, 2023·0 cites·19 claims
- 0777US9726994B1Electrostatic charge image developing toner, electrostatic charge image developer, and toner cartridgeFUJI XEROX CO LTD·Filed 2016·Granted Aug 8, 2017·1 cites·13 claims
- 0876US9835966B2Electrostatic charge image developer, developer cartridge, and process cartridgeFUJI XEROX CO LTD·Filed 2016·Granted Dec 5, 2017·1 cites·10 claims
- 0972US11866340B2Silica particle and method for producing the sameFUJIFILM BUSINESS INNOVATION CORP·Filed 2020·Granted Jan 9, 2024·0 cites·12 claims
- 1069US12215033B2Silica particles comprising nitrogen element-containing compound containing molybdenum elementFUJIFILM BUSINESS INNOVATION CORP·Filed 2022·Granted Feb 4, 2025·0 cites·10 claims
- 1167US12421396B2Silica particles and method for producing the sameFUJIFILM BUSINESS INNOVATION CORP·Filed 2022·Granted Sep 23, 2025·0 cites·11 claims
- 1267US12287607B2Electrostatic charge image developing toner, electrostatic charge image developer, toner cartridge, process cartridge, image forming apparatus, and image forming methodFUJIFILM BUSINESS INNOVATION CORP·Filed 2022·Granted Apr 29, 2025·0 cites·17 claims
- 1367US12077443B2Silica particles and method for producing the sameFUJIFILM BUSINESS INNOVATION CORP·Filed 2022·Granted Sep 3, 2024·0 cites·17 claims
- 1466US12162769B2Silica particles and manufacturing method thereofFUJIFILM BUSINESS INNOVATION CORP·Filed 2022·Granted Dec 10, 2024·0 cites·8 claims
- 1564US9885966B2Electrostatic charge image developing toner, electrostatic charge image developer and toner cartridgeFUJI XEROX CO LTD·Filed 2016·Granted Feb 6, 2018·0 cites·19 claims
- 1659US11535757B2Organic substance-attached porous inorganic oxide particleFUJIFILM BUSINESS INNOVATION CORP·Filed 2020·Granted Dec 27, 2022·0 cites·9 claims
- 1758US9864287B2Electrostatic charge image developing toner, electrostatic charge image developer, and toner cartridgeFUJI XEROX CO LTD·Filed 2016·Granted Jan 9, 2018·0 cites·10 claims
- 1857US9891543B2Electrostatic charge image developing toner, electrostatic charge image developer, and toner cartridgeFUJI XEROX CO LTD·Filed 2016·Granted Feb 13, 2018·0 cites·15 claims
- 1956US10061216B2Electrostatic image developer and toner, electrostatic image developer and toner cartridgeFUJI XEROX CO LTD·Filed 2016·Granted Aug 28, 2018·0 cites·18 claims
- 2056US9835963B2Magnetic one-component developer, developer cartridge, process cartridge, image forming apparatus, and image forming methodFUJI XEROX CO LTD·Filed 2016·Granted Dec 5, 2017·0 cites·18 claims
- 2155US9904197B2Electrostatic charge image developing toner, electrostatic charge image developer, and toner cartridgeFUJI XEROX CO LTD·Filed 2016·Granted Feb 27, 2018·0 cites·12 claims
- 2253US12455515B2Electrostatic charge image developing toner, electrostatic charge image developer, toner cartridge, process cartridge, image forming apparatus, and image forming methodFUJIFILM BUSINESS INNOVATION CORP·Filed 2022·Granted Oct 28, 2025·0 cites·15 claims
- 2353US10570020B2Silica particle and method of preparing silica particleFUJI XEROX CO LTD·Filed 2016·Granted Feb 25, 2020·0 cites·11 claims
- 2453US9946178B2Toner for electrostatic image development, electrostatic image developer, toner cartridge, process cartridge, image forming apparatus, and image forming methodFUJI XEROX CO LTD·Filed 2016·Granted Apr 17, 2018·0 cites·19 claims
- 2547US9058001B2Image forming apparatusFUJI XEROX CO LTD·Filed 2013·Granted Jun 16, 2015·0 cites·4 claims
- 2646US2023107000A1Electrostatic charge image developing toner, electrostatic charge image developer, toner cartridge, process cartridge, image forming apparatus, and image forming methodFUJIFILM BUSINESS INNOVATION CORP·Filed 2022·Application pending·0 cites
- 2746US2017226316A1Resin particle compositionFUJI XEROX CO LTD·Filed 2016·Application pending·0 cites
- 2845US9785069B2Image forming apparatus, electrostatic charge image developer, and electrostatic charge image developing tonerFUJI XEROX CO LTD·Filed 2016·Granted Oct 10, 2017·0 cites·7 claims
- 2938US2013059244A1Silica particles, electrostatic image developing toner, developer for developing electrostatic images, and method of forming imagesIWANAGA TAKESHI·Filed 2012·Application pending·0 cites
- 3037US2017227871A1Image forming apparatus, electrostatic charge image developer, and electrostatic charge image developing tonerFUJI XEROX CO LTD·Filed 2016·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →