Inventor · disambiguated record
Kenji Ookubo
Also filed as: OOKUBO KENJI
12 granted patents·11 pending applications·119 citations·filing 2002–2024
88Inventor score
Top patents by PatentIndex Score
23 records- 0197US11249412B2TonerCANON KK·Filed 2020·Granted Feb 15, 2022·10 cites·10 claims
- 0297US11181845B2TonerCANON KK·Filed 2020·Granted Nov 23, 2021·13 cites·14 claims
- 0397US10545420B2Magnetic toner and image-forming methodCANON KK·Filed 2018·Granted Jan 28, 2020·37 cites·8 claims
- 0497US9880478B2Method of producing tonerCANON KK·Filed 2016·Granted Jan 30, 2018·53 cites·8 claims
- 0583US11714363B2TonerCANON KK·Filed 2021·Granted Aug 1, 2023·1 cites·10 claims
- 0673US9219253B2Method for manufacturing organic EL display deviceIZUMI NOZOMU·Filed 2012·Granted Dec 22, 2015·3 cites·11 claims
- 0767US7651861B2Method of producing fluorite crystal, fluorite and optical system incorporating the sameCANON KK·Filed 2006·Granted Jan 26, 2010·2 cites·1 claims
- 0865US11274179B2Method for producing compound having amide bond and also having alkoxysilyl groupCANON KK·Filed 2020·Granted Mar 15, 2022·0 cites·8 claims
- 0960US12346064B2TonerCANON KK·Filed 2021·Granted Jul 1, 2025·0 cites·11 claims
- 1057US2020341395A1TonerCANON KK·Filed 2020·Application pending·0 cites
- 1154US12510839B2Process cartridge and process cartridge setCANON KK·Filed 2024·Granted Dec 30, 2025·0 cites·11 claims
- 1254US2025181003A1TonerCANON KK·Filed 2024·Application pending·0 cites
- 1354US2025181002A1TonerCANON KK·Filed 2024·Application pending·0 cites
- 1454US2025181010A1Process cartridgeCANON KK·Filed 2024·Application pending·0 cites
- 1552US12449742B2Toner and method for manufacturing tonerCANON KK·Filed 2021·Granted Oct 21, 2025·0 cites·20 claims
- 1647US2023384705A1Core-shell particle, and tonerCANON KK·Filed 2023·Application pending·0 cites
- 1745US2024385546A1TonerCANON KK·Filed 2024·Application pending·0 cites
- 1844US2024019792A1TonerCANON KK·Filed 2023·Application pending·0 cites
- 1944US2024027929A1TonerCANON KK·Filed 2023·Application pending·0 cites
- 2044US2022128915A1TonerCANON KK·Filed 2021·Application pending·0 cites
- 2143US2005282289A1Information acquisition method, information acquisition apparatus and sampling table for time of flight secondary ion mass spectroscopyCANON KK·Filed 2005·Application pending·0 cites
- 2240US2012273457A1Thin film patterning methodKIDO SHIGERU·Filed 2012·Application pending·0 cites
- 2338US7035306B2Method of assaying fluorite sample and method of producing fluorite crystalCANON KK·Filed 2002·Granted Apr 25, 2006·0 cites·1 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →