Inventor · disambiguated record
Hideki Sugiura
Also filed as: SUGIURA HIDEKI
68 granted patents·15 pending applications·1,231 citations·filing 1997–2021
99Inventor score
Top patents by PatentIndex Score
83 records- 0199US7374851B2Toner, and, developer, toner container, process cartridge, image forming apparatus and image forming methodRICOH KK·Filed 2006·Granted May 20, 2008·67 cites·25 claims
- 0299US7318989B2Toner, developer, toner container, process cartridge, image forming apparatus, and image forming methodRICOH KK·Filed 2006·Granted Jan 15, 2008·71 cites·14 claims
- 0398US7455942B2Toner, developer, toner container, process cartridge, image forming apparatus, and image forming method using the sameRICOH KK·Filed 2005·Granted Nov 25, 2008·41 cites·19 claims
- 0498US7261989B2Toner for developing electrostatic images, developer, image forming method, and image forming apparatusRICOH KK·Filed 2006·Granted Aug 28, 2007·49 cites·16 claims
- 0598US7258959B2Toner for electrophotography and image forming apparatusRICOH KK·Filed 2005·Granted Aug 21, 2007·42 cites·34 claims
- 0698US6503676B2Toner, external additive therefor and image forming method using the tonerRICOH KK·Filed 2001·Granted Jan 7, 2003·174 cites·44 claims
- 0797US7169525B2Toner, developer, image forming apparatus, process cartridge and image forming processRICOH KK·Filed 2005·Granted Jan 30, 2007·37 cites·26 claims
- 0896US7521164B2Toner, and, developer, toner container, process cartridge, image forming apparatus and image forming methodRICOH KK·Filed 2008·Granted Apr 21, 2009·22 cites·7 claims
- 0996US7166403B2Toner, developer, image developing apparatus, and image forming apparatusRICOH KK·Filed 2005·Granted Jan 23, 2007·29 cites·21 claims
- 1095US6818369B2Toner for electrostatic image development and image forming method and apparatus using the tonerRICOH KK·Filed 2002·Granted Nov 16, 2004·58 cites·26 claims
- 1194US7759036B2Toner and production method thereof, image forming apparatus and image forming method, and process cartridgeRICOH KK·Filed 2005·Granted Jul 20, 2010·17 cites·28 claims
- 1294US7664439B2Image forming apparatus, and carrier, toner and developer used therein for reducing foggy imagesRICOH KK·Filed 2006·Granted Feb 16, 2010·17 cites·20 claims
- 1394US6828075B2Carrier for electrophotography and developer using the sameRICOH KK·Filed 2002·Granted Dec 7, 2004·52 cites·19 claims
- 1494US6770411B2Negatively chargeable tonerRICOH KK·Filed 2002·Granted Aug 3, 2004·50 cites·9 claims
- 1593US8871418B2Toner, two component developer, process cartridge and color image forming apparatusSUGIURA HIDEKI·Filed 2011·Granted Oct 28, 2014·9 cites·12 claims
- 1693US7169522B2Toner for developing a latent electrostatic image, developer using the same, full-color toner kit using the same, image-forming apparatus using the same, image-forming process cartridge using the same and image-forming process using the sameRICOH KK·Filed 2003·Granted Jan 30, 2007·42 cites·20 claims
- 1793US6861191B2Dry toner for developing electrostatic imagesRICOH KK·Filed 2002·Granted Mar 1, 2005·45 cites·18 claims
- 1891US7566521B2Toner, developer, toner container, process cartridge, image forming apparatus, and image forming methodRICOH KK·Filed 2007·Granted Jul 28, 2009·11 cites·16 claims
- 1991US7452645B2Toner for developing electrostatic image, method for producing the same, developer, image forming apparatus, process cartridge, and image forming methodRICOH KK·Filed 2005·Granted Nov 18, 2008·10 cites·45 claims
- 2091US7172844B2Toner for electrophotography, and image forming process, process cartridge and image forming apparatus using the sameRICOH KK·Filed 2004·Granted Feb 6, 2007·36 cites·15 claims
- 2191US7024140B2Toner feeder, toner, and electrophotographic image forming apparatus using the toner feeder and tonerRICOH KK·Filed 2004·Granted Apr 4, 2006·36 cites·2 claims
- 2290US9804515B2Toner, image forming apparatus, image forming method, process cartridge, and developerSUGIURA HIDEKI·Filed 2013·Granted Oct 31, 2017·5 cites·13 claims
- 2388US7163773B2Toner for developing electrostatic image, developer, process for forming image, and image forming apparatusRICOH KK·Filed 2003·Granted Jan 16, 2007·27 cites·19 claims
- 2487US8007976B2Electrostatic image developing toner, toner kit and image forming apparatusRICOH CO LTD·Filed 2006·Granted Aug 30, 2011·10 cites·22 claims
- 2586US8043780B2Toner, and developer, developing apparatus, process cartridge, image forming apparatus and image forming methodRICOH CO LTD·Filed 2005·Granted Oct 25, 2011·8 cites·15 claims
- 2685US9034550B2Toner, developer, image forming apparatus, and image forming methodMIZOGUCHI YUKA·Filed 2011·Granted May 19, 2015·4 cites·17 claims
- 2785US7368212B2Toner for developing electrostatic image, developer, image forming apparatus, process for forming image, process cartridge and process for measuring porosity of tonerRICOH KK·Filed 2004·Granted May 6, 2008·23 cites·18 claims
- 2884US7608377B2Image forming method and image forming apparatusRICOH KK·Filed 2006·Granted Oct 27, 2009·7 cites·15 claims
- 2983US7288353B2Toner, developer, image developer and image forming apparatusRICOH KK·Filed 2004·Granted Oct 30, 2007·18 cites·17 claims
- 3083US6630276B2External additive for electrophotographic toner, method for manufacturing the external additive, electrophotographic toner using the external additive, and image forming apparatus using the electrophotographic tonerRICOH KK·Filed 2001·Granted Oct 7, 2003·37 cites·33 claims
- 3182US8889330B2Toner, development agent, and image formation methodSUGIURA HIDEKI·Filed 2010·Granted Nov 18, 2014·3 cites·17 claims
- 3282US7727700B2Toner for developing electrostatic image, method for producing the same, developer, image forming apparatus, process cartridge, and image forming methodRICOH KK·Filed 2008·Granted Jun 1, 2010·5 cites·19 claims
- 3381US7611815B2External additive for toner for electrophotography, toner for electrophotography, double-component developer for electrophotography, image-forming process using the toner, and image-forming apparatus using the tonerRICOH KK·Filed 2003·Granted Nov 3, 2009·15 cites·16 claims
- 3480US9527510B2Driving force control apparatus for a four-wheel drive vehicleTOYOTA MOTOR CO LTD·Filed 2016·Granted Dec 27, 2016·4 cites·3 claims
- 3580US9063446B2Toner, developer, image forming apparatus, and image forming methodMIYAAKE AZUMI·Filed 2011·Granted Jun 23, 2015·3 cites·15 claims
- 3680US7405000B2Resin particle and process of producing the sameSANYO CHEMICAL IND LTD·Filed 2004·Granted Jul 29, 2008·18 cites·21 claims
- 3780US6227979B1Constant velocity universal jointTOYOTA MOTOR CO LTD·Filed 1999·Granted May 8, 2001·33 cites·13 claims
- 3879US8889326B2Toner, process cartridge, and developerSUGIURA HIDEKI·Filed 2013·Granted Nov 18, 2014·2 cites·8 claims
- 3978US9341971B2Toner, and developer and image forming apparatus including sameMIZOGUCHI YUKA·Filed 2014·Granted May 17, 2016·2 cites·7 claims
- 4078US8679718B2Toner, two-component developer, and image forming methodSUGIURA HIDEKI·Filed 2012·Granted Mar 25, 2014·2 cites·10 claims
- 4177US11451457B2Sensor delay time estimation device, sensor delay time estimation method and recording mediumTOYOTA CHUO KENKYUSHO KK·Filed 2020·Granted Sep 20, 2022·1 cites·18 claims
- 4277US7749674B2Toner, developer, image developer and image forming apparatusRICOH KK·Filed 2007·Granted Jul 6, 2010·4 cites·13 claims
- 4377US7745084B2Toner, developer including the toner, and image forming method, image forming apparatus and process cartridge using the tonerRICOH KK·Filed 2005·Granted Jun 29, 2010·5 cites·20 claims
- 4477US7442484B2Image forming method using tonerRICOH KK·Filed 2004·Granted Oct 28, 2008·16 cites·13 claims
- 4576US8361690B2Toner for developing electrostatic latent image, developer including the toner, and image forming method and image forming apparatus using the developerRICOH CO LTD·Filed 2010·Granted Jan 29, 2013·2 cites·20 claims
- 4675US8455169B2Toner, method for preparing the toner, and image forming method using the tonerINOUE DAISUKE·Filed 2010·Granted Jun 4, 2013·2 cites·17 claims
- 4772US10364849B2Constant-velocity jointJTEKT CORP·Filed 2017·Granted Jul 30, 2019·2 cites·7 claims
- 4872US6780556B2External additive for electrophotographic toner, method for manufacturing the external additive, electrophotographic toner using the external additive, and image forming apparatus using the electrophotographic tonerRICOH KK·Filed 2002·Granted Aug 24, 2004·16 cites·35 claims
- 4971US9618864B2Toner, image forming apparatus, image forming method, process cartridge, and developerSUGIURA HIDEKI·Filed 2014·Granted Apr 11, 2017·1 cites·16 claims
- 5070US9678450B2Toner and two-component developerKUMAI MIO·Filed 2014·Granted Jun 13, 2017·1 cites·18 claims
Showing the top 50 of 83 patent records by PatentIndex Score.
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