Inventor · disambiguated record
Seijiro Ishimaru
Also filed as: ISHIMARU SEIJIRO
23 granted patents·4 pending applications·73 citations·filing 1991–2017
93Inventor score
Top patents by PatentIndex Score
27 records- 0191US10353310B2Electrostatic-image developing toner, electrostatic image developer, and toner cartridgeFUJI XEROX CO LTD·Filed 2017·Granted Jul 16, 2019·5 cites·18 claims
- 0271US6544707B2Two component developing agent and an image forming apparatus by use of the sameFUJITSU LTD·Filed 2001·Granted Apr 8, 2003·12 cites·13 claims
- 0363US6468705B2Optical fixing tonerFUJITSU LTD·Filed 2001·Granted Oct 22, 2002·8 cites·16 claims
- 0457US9874827B2Electrostatic charge image developing toner, electrostatic charge image developer, and toner cartridgeFUJI XEROX CO LTD·Filed 2016·Granted Jan 23, 2018·0 cites·9 claims
- 0557US6803165B2Toner for electrophotography, developing agent for electrophotography using the toner, image forming method, and image forming deviceFUJI XEROX CO LTD·Filed 2002·Granted Oct 12, 2004·6 cites·17 claims
- 0655US6746808B2Image forming color toner, color image forming method and color image forming apparatusFUJI XEROX CO LTD·Filed 2002·Granted Jun 8, 2004·6 cites·20 claims
- 0754US6727030B2Toner and an image formation methodFUJI XEROX CO LTD·Filed 2002·Granted Apr 27, 2004·4 cites·8 claims
- 0848US10488772B2Electrostatic-image developing toner, electrostatic image developer, and toner cartridgeFUJI XEROX CO LTD·Filed 2017·Granted Nov 26, 2019·0 cites·17 claims
- 0948US8383308B2Positively chargeable two-component developer, image forming method, and image forming apparatusFUJI XEROX CO LTD·Filed 2008·Granted Feb 26, 2013·0 cites·5 claims
- 1048US6967070B2Electrophotographic toner and image forming methodFUJI XEROX CO LTD·Filed 2001·Granted Nov 22, 2005·4 cites·22 claims
- 1146US7252914B2Toner for electrophotography and developer for electrophotography using the same, process cartridge, apparatus for forming image, and method for forming imageFUJI XEROX CO LTD·Filed 2002·Granted Aug 7, 2007·3 cites·18 claims
- 1244US5500319AToner for a two-component-type magnetic developing agent having excellent spent resistanceMITA INDUSTRIAL CO LTD·Filed 1994·Granted Mar 19, 1996·6 cites·21 claims
- 1343US6821696B2Toner for optical fixing, manufacturing method therefor and image formation apparatus using itFUJI XEROX CO LTD·Filed 2002·Granted Nov 23, 2004·2 cites·13 claims
- 1442US2014370426A1Non-magnetic single-component toner, electrostatic charge image developer, and process cartridgeFUJI XEROX CO LTD·Filed 2013·Application pending·0 cites
- 1539US9915886B2Image forming apparatus, electrostatic charge image developer, and electrostatic charge image developing tonerFUJI XEROX CO LTD·Filed 2016·Granted Mar 13, 2018·0 cites·5 claims
- 1639US5514509AElectrophotographic developerMITA INDUSTRIAL CO LTD·Filed 1992·Granted May 7, 1996·6 cites·14 claims
- 1737US6833228B2Toner and an image formation methodFUJI XEROX CO LTD·Filed 2003·Granted Dec 21, 2004·0 cites·1 claims
- 1836US2017269492A1Electrostatic charge image developing toner, electrostatic image charge developer, and toner cartridgeFUJI XEROX CO LTD·Filed 2016·Application pending·0 cites
- 1935US5750301AToner for a two-component type developerMITA INDUSTRIAL CO LTD·Filed 1996·Granted May 12, 1998·6 cites·5 claims
- 2035US2017090316A1Electrostatic charge image developing toner, electrostatic charge image developer, and toner cartridgeFUJI XEROX CO LTD·Filed 2016·Application pending·0 cites
- 2134US5376489ATwo-component developerMITA INDUSTRIAL CO LTD·Filed 1992·Granted Dec 27, 1994·3 cites·6 claims
- 2232US5232807AElectrophotographic developerMITA INDUSTRIAL CO LTD·Filed 1991·Granted Aug 3, 1993·2 cites·3 claims
- 2331US2005014082A1Toner for electrophotography, and developing agent, image formation device and image formation method using the sameFiled 2002·Application pending·0 cites
- 2429US5521045AToner for a two-component-type magnetic developing agent having excellent spent resistanceMITA INDUSTRIAL CO LTD·Filed 1994·Granted May 28, 1996·0 cites·7 claims
- 2529US5240804AElectrophotographic developer comprising resin coated carrierMITA INDUSTRIAL CO LTD·Filed 1991·Granted Aug 31, 1993·0 cites·10 claims
- 2629US5223367AStart developerMITA INDUSTRIAL CO LTD·Filed 1991·Granted Jun 29, 1993·0 cites·6 claims
- 2727US5580691AToner for a two-component type developerMITA INDUSTRIAL CO LTD·Filed 1994·Granted Dec 3, 1996·0 cites·8 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →