Inventor · disambiguated record
Masahiro Oki
Also filed as: OKI MASAHIRO
29 granted patents·18 pending applications·15 citations·filing 2002–2025
92Inventor score
Files withFUJIFILM BUSINESS INNOVATION CORP17FUJI XEROX CO LTD12UENO YOSHIHIRO4OKI MASAHIRO3SEIKO EPSON CORP3
Top patents by PatentIndex Score
47 records- 0187US9244393B1Image forming methodFUJI XEROX CO LTD·Filed 2015·Granted Jan 26, 2016·3 cites·12 claims
- 0279US12065547B2Cellulosic particleFUJIFILM BUSINESS INNOVATION CORP·Filed 2022·Granted Aug 20, 2024·0 cites·14 claims
- 0379US7858284B2Liquid developer and image forming apparatusSEIKO EPSON CORP·Filed 2009·Granted Dec 28, 2010·5 cites·9 claims
- 0478US8658338B2Toner, liquid developer, dry developer, developer cartridge, process cartridge, image forming apparatus, and image forming methodHORIBA KOJI·Filed 2012·Granted Feb 25, 2014·2 cites·13 claims
- 0577US12325779B2Cellulosic particleFUJIFILM BUSINESS INNOVATION CORP·Filed 2023·Granted Jun 10, 2025·0 cites·13 claims
- 0676US12460054B2Cellulosic particleFUJIFILM BUSINESS INNOVATION CORP·Filed 2023·Granted Nov 4, 2025·0 cites·12 claims
- 0775US11879040B2Resin particles comprising a biodegradable resin and a specific amount of a metal elementFUJIFILM BUSINESS INNOVATION CORP·Filed 2021·Granted Jan 23, 2024·0 cites·20 claims
- 0874US12187861B2Cellulosic particleFUJIFILM BUSINESS INNOVATION CORP·Filed 2022·Granted Jan 7, 2025·0 cites·12 claims
- 0972US9568849B2Liquid developer, developer cartridge, and image forming apparatusFUJI XEROX CO LTD·Filed 2015·Granted Feb 14, 2017·1 cites·10 claims
- 1071US2024325258A1Cellulose particleFUJIFILM BUSINESS INNOVATION CORP·Filed 2024·Application pending·0 cites
- 1171US2024261206A1Cellulosic particleFUJIFILM BUSINESS INNOVATION CORP·Filed 2023·Application pending·0 cites
- 1269US12024618B2Resin particlesFUJIFILM BUSINESS INNOVATION CORP·Filed 2021·Granted Jul 2, 2024·0 cites·6 claims
- 1367US8741527B2Liquid developer, developer cartridge, process cartridge, image forming apparatus, and image forming methodINABA YOSHIHIRO·Filed 2011·Granted Jun 3, 2014·1 cites·7 claims
- 1467US2023312842A1Cellulosic particleFUJIFILM BUSINESS INNOVATION CORP·Filed 2023·Application pending·0 cites
- 1567US2023391970A1Cellulosic particleFUJIFILM BUSINESS INNOVATION CORP·Filed 2022·Application pending·0 cites
- 1666US2025170030A1Porous cellulose particles and cosmetic preparationFUJIFILM BUSINESS INNOVATION CORP·Filed 2024·Application pending·0 cites
- 1765US8206878B2Liquid developer and image forming apparatusUENO YOSHIHIRO·Filed 2009·Granted Jun 26, 2012·2 cites·7 claims
- 1864US11732099B2Resin particlesFUJIFILM BUSINESS INNOVATION CORP·Filed 2021·Granted Aug 22, 2023·0 cites·9 claims
- 1964US2024325257A1Cellulose particleFUJIFILM BUSINESS INNOVATION CORP·Filed 2023·Application pending·0 cites
- 2063US2021403660A1Biodegradable resin particleFUJIFILM BUSINESS INNOVATION CORP·Filed 2021·Application pending·0 cites
- 2162US2023250262A1Cellulosic particleFUJIFILM BUSINESS INNOVATION CORP·Filed 2022·Application pending·0 cites
- 2261US8614045B2Liquid developer and method for producing liquid developerNUMAKURA KENICHI·Filed 2011·Granted Dec 24, 2013·1 cites·16 claims
- 2360US9285700B2Liquid developer, particles for liquid developer, and liquid developer accommodation containerFUJI XEROX CO LTD·Filed 2014·Granted Mar 15, 2016·0 cites·9 claims
- 2459US8951704B2Toner, liquid developer, dry developer, developer cartridge, process cartridge, image forming apparatus, and image forming methodFUJI XEROX CO LTD·Filed 2013·Granted Feb 10, 2015·0 cites·17 claims
- 2558US2025255788A1Resin particles and cosmetic preparationFUJIFILM BUSINESS INNOVATION CORP·Filed 2025·Application pending·0 cites
- 2657US9766565B2Liquid developer and developer cartridgeFUJI XEROX CO LTD·Filed 2016·Granted Sep 19, 2017·0 cites·18 claims
- 2756US9709914B2Liquid developer, developer cartridge, and image forming apparatusFUJI XEROX CO LTD·Filed 2015·Granted Jul 18, 2017·0 cites·12 claims
- 2856US9436113B2Electrostatic charge image developing toner, liquid developer, and toner cartridgeFUJI XEROX CO LTD·Filed 2015·Granted Sep 6, 2016·0 cites·18 claims
- 2956US2022169833A1Resin particleFUJIFILM BUSINESS INNOVATION CORP·Filed 2021·Application pending·0 cites
- 3054US8911925B2Liquid developer, developer cartridge, process cartridge, image forming apparatus, and image forming methodOKI MASAHIRO·Filed 2012·Granted Dec 16, 2014·0 cites·10 claims
- 3153US9482978B2Liquid developer, developer cartridge, and image forming apparatusFUJI XEROX CO LTD·Filed 2015·Granted Nov 1, 2016·0 cites·16 claims
- 3252US9568850B2Positively chargeable toner, liquid developer, developer, developer cartridge, process cartridge, and image forming methodFUJI XEROX CO LTD·Filed 2015·Granted Feb 14, 2017·0 cites·10 claims
- 3352US8592126B2Liquid developer and image-forming apparatusUENO YOSHIHIRO·Filed 2011·Granted Nov 26, 2013·0 cites·7 claims
- 3452US2020032101A1Aqueous emulsion, aqueous coating composition, and surface protective resin memberFUJI XEROX CO LTD·Filed 2019·Application pending·0 cites
- 3551US8198001B2Process for producing liquid developer, liquid developer, and image forming apparatusUENO YOSHIHIRO·Filed 2009·Granted Jun 12, 2012·0 cites·9 claims
- 3650US8475986B2TonerOKI MASAHIRO·Filed 2011·Granted Jul 2, 2013·0 cites·10 claims
- 3749US8268524B2Black toner and image forming methodOKI MASAHIRO·Filed 2009·Granted Sep 18, 2012·0 cites·7 claims
- 3846US8142974B2Liquid developer and image forming apparatusUENO YOSHIHIRO·Filed 2009·Granted Mar 27, 2012·0 cites·4 claims
- 3943US2010015546A1Process for Producing Toner for Liquid Developer, Toner for Liquid Developer, Process for Producing Liquid Developer, Liquid Developer, and Image Forming ApparatusSEIKO EPSON CORP·Filed 2009·Application pending·0 cites
- 4040US9190259B2Discharge lamp and discharge lamp apparatusDOI MASAHIRO·Filed 2011·Granted Nov 17, 2015·0 cites·5 claims
- 4140US8679720B2Liquid developer and image-forming apparatusMITSUZAWA KANA·Filed 2010·Granted Mar 25, 2014·0 cites·12 claims
- 4239US2018284632A1Liquid developer and liquid developer cartridgeFUJI XEROX CO LTD·Filed 2017·Application pending·0 cites
- 4339US2018275549A1Liquid developer and liquid developer cartridgeFUJI XEROX CO LTD·Filed 2017·Application pending·0 cites
- 4438US2006087224A1Organic electroluminescence light-emitting deviceHARISON TOSHIBA LIGHTING CORP·Filed 2003·Application pending·0 cites
- 4538US2013196258A1Toner, developer, developer cartridge, image forming apparatus, and image forming methodINABA YOSHIHIRO·Filed 2012·Application pending·0 cites
- 4638US2005062412A1Light emitting apparatusFiled 2002·Application pending·0 cites
- 4732US2010248128A1Liquid developer and image forming methodSEIKO EPSON CORP·Filed 2010·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →