Inventor · disambiguated record
Masanari Umeda
Also filed as: UMEDA MASANARI
7 granted patents·2 pending applications·217 citations·filing 1991–2016
86Inventor score
Top patents by PatentIndex Score
9 records- 0189US5179611AOptical fiber cable having a water absorptive memberTOKAI RUBBER IND LTD·Filed 1991·Granted Jan 12, 1993·102 cites·33 claims
- 0281US5244934AIrradiation or thermal treatment of water-impregnated cross-linked poly-acrylic acid metal salt resin particlesTAKAI RUBBER IND LTD·Filed 1991·Granted Sep 14, 1993·44 cites·10 claims
- 0375US5278217AWater absorptive compositionTOKAI RUBBER IND LTD·Filed 1992·Granted Jan 11, 1994·39 cites·15 claims
- 0464US6918866B2Conductive rollTOKAI RUBBER IND LTD·Filed 2003·Granted Jul 19, 2005·10 cites·11 claims
- 0564US5204175AWater absorptive fabric, and process of producing the sameTOKAI RUBBER IND LTD·Filed 1991·Granted Apr 20, 1993·22 cites·12 claims
- 0653US10095156B2Conductive foam rollSUMITOMO RIKO CO LTD·Filed 2016·Granted Oct 9, 2018·0 cites·9 claims
- 0748US2005138810A1Method of producing electrically conductive crown-shaped roll, and electrically conductive roll produced by the methodTOKAI RUBBER IND LTD·Filed 2005·Application pending·0 cites
- 0841US8718518B2Development roll for electrophotographic equipmentEGAWA SHUICHI·Filed 2012·Granted May 6, 2014·0 cites·8 claims
- 0932US2004082451A1Method of producing electrically conductive crown-shaped roll, and electrically conductive roll produced by the methodTOKAI RUBBER IND LTD·Filed 2003·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →