Inventor · disambiguated record
Yoshihisa Mizumoto
Also filed as: MIZUMOTO YOSHIHISA
26 granted patents·8 pending applications·120 citations·filing 1998–2015
95Inventor score
Files withSUMITOMO RUBBER IND22MIZUMOTO YOSHIHISA7KURODA KENICHI2MARUI TAKASHI1SUMITO RUBBER IND LTD1
Top patents by PatentIndex Score
34 records- 0190US9011306B2Semiconductive rollerMIZUMOTO YOSHIHISA·Filed 2011·Granted Apr 21, 2015·7 cites·2 claims
- 0287US7603067B2Rubber member and developing roller composed of rubber memberSUMITOMO RUBBER IND·Filed 2007·Granted Oct 13, 2009·9 cites·8 claims
- 0384US8277692B2Semiconductive rubber composition and semiconductive rubber roller employing the sameMARUI TAKASHI·Filed 2010·Granted Oct 2, 2012·5 cites·6 claims
- 0483US9639025B2Semiconductive rollerSUMITOMO RUBBER IND·Filed 2015·Granted May 2, 2017·2 cites·1 claims
- 0582US9064617B2Electrically conductive rubber composition, developing roller, and image forming apparatusSUMITOMO RUBBER IND·Filed 2013·Granted Jun 23, 2015·3 cites·3 claims
- 0679US7555253B2Semiconductive rubber member and developing roller composed of semiconductive rubber memberSUMITOMO RUBBER IND·Filed 2007·Granted Jun 30, 2009·5 cites·10 claims
- 0779US7070552B2Electroconductive rubber rollerSUMITOMO RUBBER IND·Filed 2003·Granted Jul 4, 2006·16 cites·17 claims
- 0878US7356293B2Toner transport rollerSUMITOMO RUBBER IND·Filed 2005·Granted Apr 8, 2008·5 cites·17 claims
- 0975US8744324B2Semiconductive roller, toner transport roller and electrophotographic apparatusMIZUMOTO YOSHIHISA·Filed 2011·Granted Jun 3, 2014·2 cites·5 claims
- 1075US6476140B2Thermoplastic elastomer composition and rubber roller composed thereofSUMITOMO RUBBER IND·Filed 2001·Granted Nov 5, 2002·11 cites·5 claims
- 1174US7406277B2Semiconductive rubber memberSUMITOMO RUBBER IND·Filed 2005·Granted Jul 29, 2008·4 cites·6 claims
- 1274US6602957B2Thermoplastic elastomer composition and rubber roller composed thereofSUMITOMO RUBBER IND·Filed 2002·Granted Aug 5, 2003·10 cites·6 claims
- 1372US7220796B2Conductive elastomer composition, conductive member using conductive elastomer composition, image-forming apparatus having conductive memberSUMITOMO RUBBER IND·Filed 2005·Granted May 22, 2007·4 cites·12 claims
- 1471US7098264B2Conductive elastomer composition, conductive member using conductive elastomer composition, image-forming apparatus having conductive memberSUMITOMO RUBBER IND·Filed 2003·Granted Aug 29, 2006·8 cites·12 claims
- 1570US7149466B2Conductive rubber memberSUMITOMO RUBBER IND·Filed 2005·Granted Dec 12, 2006·3 cites·8 claims
- 1668US9465315B2Semiconductive rollerSUMITOMO RUBBER IND·Filed 2013·Granted Oct 11, 2016·1 cites·8 claims
- 1767US9075340B2Developing rollerKURODA KENICHI·Filed 2012·Granted Jul 7, 2015·1 cites·10 claims
- 1865US8023869B2Conductive roller which is mounted on an image-forming mechanism of an electrophotographic apparatusSUMITOMO RUBBER IND·Filed 2009·Granted Sep 20, 2011·2 cites·8 claims
- 1962US9443637B2Semiconductive rollerSUMITOMO RUBBER IND·Filed 2015·Granted Sep 13, 2016·1 cites·6 claims
- 2059US7641816B2Semiconductor rubber composition and semiconductive rubber rollerSUMITOMO RUBBER IND·Filed 2006·Granted Jan 5, 2010·2 cites·6 claims
- 2158US7869749B2Semiconductive rubber rollerSUMITOMO RUBBER IND·Filed 2007·Granted Jan 11, 2011·2 cites·9 claims
- 2256US6187420B1FenderSUMITOMO RUBBER IND·Filed 1998·Granted Feb 13, 2001·17 cites·9 claims
- 2354US2008111113A1Foamed rubber rollerSUMITOMO RUBBER IND·Filed 2007·Application pending·0 cites
- 2452US8670700B2Developing roller for electrophotographic image formingKURODA KENICHI·Filed 2012·Granted Mar 11, 2014·0 cites·6 claims
- 2546US8396402B2Conductive rollerMIZUMOTO YOSHIHISA·Filed 2009·Granted Mar 12, 2013·0 cites·6 claims
- 2644US9454110B2Transfer memberMIZUMOTO YOSHIHISA·Filed 2011·Granted Sep 27, 2016·0 cites·7 claims
- 2742US10199134B2Electrically conductive rubber composition, and developing rollerSUMITOMO RUBBER IND·Filed 2015·Granted Feb 5, 2019·0 cites·12 claims
- 2840US2011229202A1Member for image forming deviceMIZUMOTO YOSHIHISA·Filed 2008·Application pending·0 cites
- 2939US2015192876A1Semiconductive rollerSUMITOMO RUBBER IND·Filed 2015·Application pending·0 cites
- 3039US2008299483A1Method for recycling an image-forming memberSUMITOMO RUBBER IND·Filed 2008·Application pending·0 cites
- 3136US2009233776A1Conductive rollerSUMITO RUBBER IND LTD·Filed 2009·Application pending·0 cites
- 3236US2004024166A1Conductive urethane composition, conductive roller composed of conductive urethane compositionFiled 2003·Application pending·0 cites
- 3334US2010310279A1Image forming apparatusMIZUMOTO YOSHIHISA·Filed 2010·Application pending·0 cites
- 3432US2007041752A1Semiconductive rollerMIZUMOTO YOSHIHISA·Filed 2006·Application pending·0 cites
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →