Inventor · disambiguated record
Kohki Katoh
Also filed as: KATOH KOHKI
22 granted patents·3 pending applications·1,381 citations·filing 1998–2008
97Inventor score
Top patents by PatentIndex Score
25 records- 0199US6363229B1Full-color toner image fixing method and apparatusRICOH KK·Filed 2000·Granted Mar 26, 2002·174 cites·18 claims
- 0298US6653037B2Toner for developing latent electrostatic images, and image forming method and deviceRICOH KK·Filed 2001·Granted Nov 25, 2003·91 cites·39 claims
- 0398US6074794AToner for dry developingRICOH KK·Filed 1998·Granted Jun 13, 2000·134 cites·15 claims
- 0497US6618565B2Transfer bias applying method for an image forming apparatus and device for the sameRICOH KK·Filed 2002·Granted Sep 9, 2003·80 cites·7 claims
- 0597US6303258B1Electrophotographic toner and image forming method using the tonerRICOH KK·Filed 2000·Granted Oct 16, 2001·76 cites·21 claims
- 0696US7346287B2Transfer device for forming a stable transfer electric field, and an image forming apparatus including the transfer deviceRICOH KK·Filed 2006·Granted Mar 18, 2008·25 cites·12 claims
- 0796US6829450B2Transfer bias applying method for an image forming apparatus and device for the sameRICOH KK·Filed 2003·Granted Dec 7, 2004·59 cites·8 claims
- 0896US6785500B2Image forming apparatus including image transfer body with elastic layer and coating layerRICOH KK·Filed 2002·Granted Aug 31, 2004·65 cites·12 claims
- 0996US6741821B2Image forming apparatus, and process cartridge for use in image forming apparatusRICOH KK·Filed 2002·Granted May 25, 2004·71 cites·6 claims
- 1096US6716561B2Toner for developing electrostatic latent image and image forming method using sameRICOH KK·Filed 2001·Granted Apr 6, 2004·75 cites·14 claims
- 1196US6566026B2Toner for developing electrostatic latent image, toner container containing the toner, and image forming method and apparatus using the tonerRICOH KK·Filed 2001·Granted May 20, 2003·75 cites·26 claims
- 1296US6258502B1Two-component developer, two-component developer holding container, and electrophotographic image formation apparatus equipped with the containerRICOH KK·Filed 2000·Granted Jul 10, 2001·73 cites·13 claims
- 1395US6858365B2Toner for developing electrostatic latent image, developing method and developing apparatusRICOH KK·Filed 2002·Granted Feb 22, 2005·57 cites·12 claims
- 1494US6852459B2Color toner, method for manufacturing the toner, and image forming apparatus and method using the tonerRICOH KK·Filed 2002·Granted Feb 8, 2005·53 cites·15 claims
- 1593US6818370B2Toner for developing electrostatic latent image, toner cartridge containing the toner and image forming apparatusRICOH KK·Filed 2002·Granted Nov 16, 2004·43 cites·12 claims
- 1693US6183926B1Toner and two-component developer for electrophotographic process and image formation method and image formation apparatus using the tonerRICOH KK·Filed 1999·Granted Feb 6, 2001·73 cites·36 claims
- 1791US7052815B2Color toner for developing electrostatic images, toner container containing the color toner, and image forming method and apparatus using the color tonerRICOH KK·Filed 2003·Granted May 30, 2006·30 cites·18 claims
- 1888US6916587B2Toner, developer, and image forming method and apparatusRICOH KK·Filed 2002·Granted Jul 12, 2005·31 cites·83 claims
- 1987US7049037B2Color toner, method for manufacturing the toner, and image forming apparatus and method using the tonerRICOH KK·Filed 2004·Granted May 23, 2006·25 cites·9 claims
- 2084US6733939B2Toner, developer and container for the developer, and method of and apparatus for forming an imageRICOH KK·Filed 2001·Granted May 11, 2004·52 cites·26 claims
- 2173US7122286B2Toner for development of electrostatic latent images, method of forming images, image formation apparatus, toner container containing the toner therein, and image formation apparatus equipped with the toner containerRICOH KK·Filed 2001·Granted Oct 17, 2006·13 cites·4 claims
- 2257US6740461B2Carrier and two-component developer for electrophotographyRICOH KK·Filed 2002·Granted May 25, 2004·6 cites·17 claims
- 2357US2008244733A1Information management system, information management method, and computer program productKATOH KOHKI·Filed 2008·Application pending·0 cites
- 2445US2005277046A1Color toner for developing electrostatic images, toner container containing the color toner, and image forming method and apparatus using the color tonerSAWADA TOYOSHI·Filed 2005·Application pending·0 cites
- 2537US2003118359A1Transfer device for forming a stable transfer electric field, and an image forming apparatus including the transfer deviceFiled 2002·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →