Inventor · disambiguated record
Yoshimasa Fujihara
Also filed as: FUJIHARA Yoshimasa
24 granted patents·8 pending applications·9 citations·filing 2018–2024
90Inventor score
Technology areasG03G
Top patents by PatentIndex Score
32 records- 0190US11353803B2Toner for electrostatic image development, electrostatic image developer, and toner cartridgeFUJIFILM BUSINESS INNOVATION CORP·Filed 2021·Granted Jun 7, 2022·2 cites·8 claims
- 0287US11048183B2Electrostatic-image developing toner, electrostatic-image developer, toner cartridge, process cartridge, image forming apparatus, and image forming methodFUJIFILM BUSINESS INNOVATION CORP·Filed 2020·Granted Jun 29, 2021·2 cites·21 claims
- 0386US10928745B2Electrostatic charge image developing toner, electrostatic charge image developer, toner cartridge, process cartridge, image forming apparatus, and image forming methodFUJI XEROX CO LTD·Filed 2019·Granted Feb 23, 2021·2 cites·20 claims
- 0480US11531284B2Electrostatic image developing toner, electrostatic image developer, toner cartridge, process cartridge, image forming apparatus, and image forming methodFUJIFILM BUSINESS INNOVATION CORP·Filed 2020·Granted Dec 20, 2022·1 cites·18 claims
- 0580US11392052B2Electrostatic image developing toner, electrostatic image developer, toner cartridge, process cartridge, image forming apparatus, and image forming methodFUJIFILM BUSINESS INNOVATION CORP·Filed 2020·Granted Jul 19, 2022·1 cites·20 claims
- 0677US10571820B2White toner for electrostatic latent image development, electrostatic image developer, toner cartridge, process cartridge, image forming apparatus, and image forming methodFUJI XEROX CO LTD·Filed 2018·Granted Feb 25, 2020·1 cites·15 claims
- 0766US12282292B2Electrostatic charge image developing toner, electrostatic charge image developer, and toner cartridgeFUJIFILM BUSINESS INNOVATION CORP·Filed 2022·Granted Apr 22, 2025·0 cites·13 claims
- 0864US11550236B2Toner for electrostatic image development, electrostatic image developer, and toner cartridgeFUJIFILM BUSINESS INNOVATION CORP·Filed 2021·Granted Jan 10, 2023·0 cites·12 claims
- 0963US12314003B2Electrostatic image developing toner and electrostatic image developerFUJIFILM BUSINESS INNOVATION CORP·Filed 2021·Granted May 27, 2025·0 cites·14 claims
- 1061US12222676B2Preparing method of electrostatic charge image developing toner, electrostatic charge image developing toner, and electrostatic charge image developerFUJIFILM BUSINESS INNOVATION CORP·Filed 2021·Granted Feb 11, 2025·0 cites·18 claims
- 1161US12050433B2Electrostatic charge image developing toner, electrostatic charge image developer, toner cartridge, process cartridge, and image forming apparatusFUJIFILM BUSINESS INNOVATION CORP·Filed 2021·Granted Jul 30, 2024·0 cites·17 claims
- 1261US11906928B2Electrostatic charge image developing toner, electrostatic charge image developer, toner cartridge, process cartridge, and image forming apparatusFUJIFILM BUSINESS INNOVATION CORP·Filed 2021·Granted Feb 20, 2024·0 cites·14 claims
- 1360US12455514B2Electrostatic image developing toner, electrostatic image developer, and toner cartridgeFUJIFILM BUSINESS INNOVATION CORP·Filed 2021·Granted Oct 28, 2025·0 cites·12 claims
- 1458US12461460B2Method for producing electrostatic charge image developing tonerFUJIFILM BUSINESS INNOVATION CORP·Filed 2022·Granted Nov 4, 2025·0 cites·17 claims
- 1557US12436477B2Electrostatic image developing toner, electrostatic image developer, and toner cartridgeFUJIFILM BUSINESS INNOVATION CORP·Filed 2021·Granted Oct 7, 2025·0 cites·13 claims
- 1655US2025102939A1Manufacturing method of electrostatic charge image developing tonerFUJIFILM BUSINESS INNOVATION CORP·Filed 2024·Application pending·0 cites
- 1755US2025102936A1Manufacturing method of electrostatic charge image developing tonerFUJIFILM BUSINESS INNOVATION CORP·Filed 2024·Application pending·0 cites
- 1855US2025102937A1Manufacturing method of electrostatic charge image developing tonerFUJIFILM BUSINESS INNOVATION CORP·Filed 2024·Application pending·0 cites
- 1951US12189334B2Electrostatic charge image developing toner and electrostatic charge image developerFUJIFILM BUSINESS INNOVATION CORP·Filed 2021·Granted Jan 7, 2025·0 cites·17 claims
- 2051US11892800B2Method for producing toner for electrostatic charge image development, toner for electrostatic charge image development, and electrostatic charge image developerFUJIFILM BUSINESS INNOVATION CORP·Filed 2021·Granted Feb 6, 2024·0 cites·17 claims
- 2151US11550235B2Electrostatic image developing toner, electrostatic image developer, toner cartridge, process cartridge, image forming apparatus, and image forming methodFUJIFILM BUSINESS INNOVATION CORP·Filed 2020·Granted Jan 10, 2023·0 cites·17 claims
- 2249US11733618B2Electrostatic image developing toner, electrostatic image developer, toner cartridge, process cartridge, image forming apparatus, and image forming methodFUJIFILM BUSINESS INNOVATION CORP·Filed 2020·Granted Aug 22, 2023·0 cites·18 claims
- 2348US11829103B2Electrostatic image developing toner, electrostatic image developer, and toner cartridgeFUJIFILM BUSINESS INNOVATION CORP·Filed 2021·Granted Nov 28, 2023·0 cites·14 claims
- 2448US2024168399A1Manufacturing method of electrostatic charge image developing tonerFUJIFILM BUSINESS INNOVATION CORP·Filed 2023·Application pending·0 cites
- 2547US11698593B2Toner for electrostatic image development, electrostatic image developer, and toner cartridgeFUJIFILM BUSINESS INNOVATION CORP·Filed 2021·Granted Jul 11, 2023·0 cites·13 claims
- 2646US11809130B2Toner for developing electrostatic charge image, electrostatic charge image developer, toner cartridge, process cartridge, image forming apparatus, and image forming methodFUJIFILM BUSINESS INNOVATION CORP·Filed 2021·Granted Nov 7, 2023·0 cites·18 claims
- 2746US11693330B2Toner for developing electrostatic charge image, electrostatic charge image developer, toner cartridge, process cartridge, image forming apparatus, and image forming methodFUJI XEROX CO LTD·Filed 2021·Granted Jul 4, 2023·0 cites·17 claims
- 2846US2023161278A1Electrostatic 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
- 2945US11675284B2Toner for developing electrostatic charge image, electrostatic charge image developer, toner cartridge, process cartridge, image forming apparatus, and image forming methodFUJIFILM BUSINESS INNOVATION CORP·Filed 2021·Granted Jun 13, 2023·0 cites·10 claims
- 3045US2023098900A1Electrostatic image developing toner, electrostatic image developer, toner cartridge, process cartridge, image forming apparatus, and image forming methodFUJIFILM BUSINESS INNOVATION CORP·Filed 2022·Application pending·0 cites
- 3144US2022390867A1Electrostatic image developing toner, electrostatic image developer, and toner cartridgeFUJIFILM BUSINESS INNOVATION CORP·Filed 2021·Application pending·0 cites
- 3243US2022299896A1Preparing method of electrostatic charge image developing toner, electrostatic charge image developing toner, and electrostatic charge image developerFUJIFILM BUSINESS INNOVATION CORP·Filed 2021·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →