Inventor · disambiguated record
Kadai Takeyama
Also filed as: TAKEYAMA KADAI
7 granted patents·5 pending applications·9 citations·filing 2008–2019
75Inventor score
Files withSUMITOMO RIKO CO LTD6TOKAI RUBBER IND LTD3IKEGAMI KEIICHI1TAKEYAMA KADAI1TSUCHIYA KENICHI1
Top patents by PatentIndex Score
12 records- 0175US10203648B2Cleaning blade for electrophotographic equipmentSUMITOMO RIKO CO LTD·Filed 2018·Granted Feb 12, 2019·1 cites·12 claims
- 0269US8235879B2Charging rollTSUCHIYA KENICHI·Filed 2008·Granted Aug 7, 2012·5 cites·1 claims
- 0367US8913931B2Developing roll for electrophotographic machineTOKAI RUBBER IND LTD·Filed 2013·Granted Dec 16, 2014·1 cites·4 claims
- 0465US8747701B2Electroconductive rubber composition for electrophotographic apparatuses and charging roller for use in electrophotographic apparatuses manufactured using the sameTAKEYAMA KADAI·Filed 2011·Granted Jun 10, 2014·2 cites·3 claims
- 0558US2009226647A1Foamed elastic body, method of manufacturing the same, and conductive roll for electrophotographic machineTOKAI RUBBER IND LTD·Filed 2009·Application pending·0 cites
- 0657US10656555B2Development roll for electrophotography deviceSUMITOMO RIKO CO LTD·Filed 2019·Granted May 19, 2020·0 cites·16 claims
- 0754US10635041B2Cleaning bladeSUMITOMO RIKO CO LTD·Filed 2018·Granted Apr 28, 2020·0 cites·9 claims
- 0854US10095176B2Composition for cleaning blade for electrophotographic apparatus and cleaning blade for electrophotographic apparatusSUMITOMO RIKO CO LTD·Filed 2017·Granted Oct 9, 2018·0 cites·10 claims
- 0948US2013300017A1Foamed elastic body, method of manufacturing the same, and conductive roll for electrophotographic machineTOKAI RUBBER IND LTD·Filed 2013·Application pending·0 cites
- 1039US2015241809A1Conductive roll and method for manufacturing the sameSUMITOMO RIKO CO LTD·Filed 2015·Application pending·0 cites
- 1134US2012288306A1Conductive member for electrophotographic deviceIKEGAMI KEIICHI·Filed 2012·Application pending·0 cites
- 1231US2018046116A1Endless beltSUMITOMO RIKO CO LTD·Filed 2017·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →