Inventor · disambiguated record
Tsunemi Sugiyama
Also filed as: SUGIYAMA TSUNEMI
43 granted patents·8 pending applications·1,645 citations·filing 2000–2011
98Inventor score
Top patents by PatentIndex Score
51 records- 0199US6660443B2Dry toner and image forming method using sameRICOH KK·Filed 2002·Granted Dec 9, 2003·138 cites·35 claims
- 0299US6468706B2Two-component developer, container filled with the two-component developer, and image formation apparatusRICOH KK·Filed 2001·Granted Oct 22, 2002·130 cites·20 claims
- 0398US6852462B2Toner, method of forming the toner, and image forming method and apparatus using the tonerRICOH KK·Filed 2002·Granted Feb 8, 2005·103 cites·16 claims
- 0498US6787280B2Electrophotographic toner and method of producing sameRICOH KK·Filed 2002·Granted Sep 7, 2004·102 cites·49 claims
- 0598US6682866B2Toner for dry developingRICOH KK·Filed 2001·Granted Jan 27, 2004·98 cites·19 claims
- 0698US6335137B1Electrophotographic toner and electrophotographic image forming method and apparatus using the tonerRICOH KK·Filed 2000·Granted Jan 1, 2002·103 cites·20 claims
- 0797US7198874B2Toner, method of making, method of usingRICOH KK·Filed 2006·Granted Apr 3, 2007·28 cites·6 claims
- 0897US6849369B2Toner for developing electrostatic image, method for manufacturing the toner, developer including the toner, container containing the toner, and developing method using the tonerRICOH KK·Filed 2002·Granted Feb 1, 2005·91 cites·23 claims
- 0997US6846604B2Toner and image forming apparatus using the tonerRICOH KK·Filed 2002·Granted Jan 25, 2005·81 cites·21 claims
- 1097US6800412B2Toner for dry developingRICOH KK·Filed 2003·Granted Oct 5, 2004·61 cites·21 claims
- 1197US6756175B2Method for fixing tonerRICOH KK·Filed 2002·Granted Jun 29, 2004·90 cites·23 claims
- 1296US7504188B2Toner and developer, toner container, process cartridge, image forming apparatus, and image forming method using the sameRICOH KK·Filed 2007·Granted Mar 17, 2009·33 cites·12 claims
- 1396US6824945B2Electrophotographic tonerRICOH KK·Filed 2002·Granted Nov 30, 2004·70 cites·14 claims
- 1496US6740460B2Dry tonerRICOH KK·Filed 2002·Granted May 25, 2004·82 cites·8 claims
- 1596US6544704B1Two-component developer, container filled with the two-component developer, and image formation apparatusRICOH KK·Filed 2002·Granted Apr 8, 2003·59 cites·20 claims
- 1694US7396630B2Toner, developer including the toner, and method for fixing toner imageRICOH KK·Filed 2006·Granted Jul 8, 2008·14 cites·21 claims
- 1794US7005223B2Toner composition and method for manufacturing the toner compositionRICOH KK·Filed 2002·Granted Feb 28, 2006·45 cites·12 claims
- 1894US6946229B2Toner for forming color image, image forming apparatus, and toner containerRICOH KK·Filed 2003·Granted Sep 20, 2005·54 cites·22 claims
- 1993US7419756B2Dry toner, method for manufacturing the same, image forming apparatus, and image forming methodRICOH KK·Filed 2007·Granted Sep 2, 2008·13 cites·16 claims
- 2093US7074541B2Toner for electrophotography, method of manufacturing the toner, developer, development method, transfer method, and process cartridge using the tonerRICOH KK·Filed 2003·Granted Jul 11, 2006·39 cites·58 claims
- 2192US7364828B2Toner for electrophotography, method of manufacturing the toner, developer, development method, transfer method, and process cartridge using the tonerRICOH KK·Filed 2006·Granted Apr 29, 2008·11 cites·16 claims
- 2292US7074535B2Toner, method of making, method of usingRICOH KK·Filed 2004·Granted Jul 11, 2006·34 cites·20 claims
- 2392US6835519B2Dry toner and image forming method using sameRICOH KK·Filed 2003·Granted Dec 28, 2004·33 cites·14 claims
- 2488US7560216B2Image-fixing method and image-fixing device, and, image-forming method and image-forming apparatusRICOH KK·Filed 2005·Granted Jul 14, 2009·10 cites·14 claims
- 2588US7550245B2Toner and production method of the same, and image forming methodRICOH KK·Filed 2005·Granted Jun 23, 2009·10 cites·29 claims
- 2688US7241548B2Toner, method for preparing the toner, and image forming method and apparatus using the tonerRICOH KK·Filed 2004·Granted Jul 10, 2007·28 cites·18 claims
- 2784US8026031B2Toner, vessel with the toner, developer, image forming apparatus and process cartridge and image forming methodRICOH CO LTD·Filed 2007·Granted Sep 27, 2011·6 cites·20 claims
- 2883US7879523B2Toner composition and method for manufacturing the toner compositionRICOH CO LTD·Filed 2009·Granted Feb 1, 2011·5 cites·12 claims
- 2982US7563555B2Toner, developer including the toner, and method for fixing toner imageRICOH KK·Filed 2006·Granted Jul 21, 2009·5 cites·10 claims
- 3081US7435521B2Toner for developing electrostatic imageRICOH KK·Filed 2004·Granted Oct 14, 2008·18 cites·42 claims
- 3178US6534232B1Electrophotographic image formation method, carrier for two-component developer, two-component developer, container holding therein the two-component developer, and electrophotographic image formation apparatusRICOH KK·Filed 2000·Granted Mar 18, 2003·17 cites·6 claims
- 3273US7939238B2Dry toner and method of preparing sameRICOH CO LTD·Filed 2009·Granted May 10, 2011·3 cites·18 claims
- 3373US7695883B2Toner and developer, toner container, process cartridge, image forming apparatus, and image forming method using the sameRICOH KK·Filed 2008·Granted Apr 13, 2010·3 cites·20 claims
- 3473US7294443B2Toner composition and method for manufacturing the toner compositionRICOH KK·Filed 2005·Granted Nov 13, 2007·4 cites·26 claims
- 3572US8187784B2Toner composition and method for manufacturing the toner compositionYAMASHITA HIROSHI·Filed 2010·Granted May 29, 2012·1 cites·12 claims
- 3670US8124308B2Toner, vessel with the toner, developer, image forming apparatus and process cartridge and image forming methodWATANABE NAOHIRO·Filed 2010·Granted Feb 28, 2012·1 cites·20 claims
- 3770US7541128B2Toner, developer including the toner, and method for fixing toner imageRICOH KK·Filed 2003·Granted Jun 2, 2009·9 cites·9 claims
- 3864US7932007B2Toner and method for producing the same, and image-forming method using the sameRICOH CO LTD·Filed 2005·Granted Apr 26, 2011·2 cites·7 claims
- 3964US7384722B2Method for preparing functional particulate organic material, toner using the functional particulate organic material, and image forming method and apparatus using the tonerRICOH KK·Filed 2004·Granted Jun 10, 2008·8 cites·19 claims
- 4058US7989131B2Toner, developer, image forming method, image forming apparatus, process cartridge, and toner containerRICOH CO LTD·Filed 2006·Granted Aug 2, 2011·1 cites·22 claims
- 4158US7666566B2Electrophotographic toner and method of preparing the tonerRICOH KK·Filed 2005·Granted Feb 23, 2010·1 cites·16 claims
- 4256US8137883B2Toner, developer, image forming method, image forming apparatus, process cartridge, and toner containerINOUE RYOTA·Filed 2011·Granted Mar 20, 2012·0 cites·17 claims
- 4356US7666563B2Toner and developer using the tonerRICOH KK·Filed 2006·Granted Feb 23, 2010·1 cites·18 claims
- 4449US2008032226A1Toner for developing electrostatic latent imageSUGIYAMA TSUNEMI·Filed 2007·Application pending·0 cites
- 4548US2011033203A1Toner, method for manufacturing the toner, developer including the toner, container containing the toner, and image forming method and apparatus and process cartridge using the tonerWATANABE YOHICHIROH·Filed 2010·Application pending·0 cites
- 4639US2005079433A1Toner, method for manufacturing the toner, developer including the toner, container containing the toner, and image forming method and apparatus and process cartridge using the tonerFiled 2004·Application pending·0 cites
- 4738US2006210903A1Toner, developer, toner container, process cartridge, image forming apparatus and image forming methodOHKI MASAHIRO·Filed 2006·Application pending·0 cites
- 4838US2004115551A1Toner for developing electrostatic latent imageRICOH KK·Filed 2003·Application pending·0 cites
- 4937US2003027066A1Toner composition and method for manufacturing the toner compositionFiled 2002·Application pending·0 cites
- 5037US2003055159A1Dry toner and method of preparing sameFiled 2002·Application pending·0 cites
Showing the top 50 of 51 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →