Inventor · disambiguated record
Fumihiko Utsuno
Also filed as: UTSUNO FUMIHIKO
5 granted patents·34 citations·filing 2017–2020
78Inventor score
Technology areasG03G
Files withCANON KK5
Top patents by PatentIndex Score
5 records- 0195US10942471B2Electrophotographic member having a surface layer with a cross-linked urethane resin-containing matrix, process cartridge, and apparatusCANON KK·Filed 2020·Granted Mar 9, 2021·8 cites·12 claims
- 0294US10303079B2Electrophotographic member, process cartridge and electrophotographic apparatusCANON KK·Filed 2017·Granted May 28, 2019·11 cites·5 claims
- 0393US11112718B2Electrophotographic member, process cartridge, and electrophotographic apparatusCANON KK·Filed 2018·Granted Sep 7, 2021·7 cites·6 claims
- 0490US10831127B2Developing member, electrophotographic process cartridge, and electrophotographic image forming apparatusCANON KK·Filed 2019·Granted Nov 10, 2020·4 cites·10 claims
- 0589US10831126B2Developing roller having crown-shaped electro-conductive layer with outer surface providing electrically insulating first regions adjacent to second regions having higher conductivityCANON KK·Filed 2019·Granted Nov 10, 2020·4 cites·12 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →