Inventor · disambiguated record
Isamu Maruyama
Also filed as: MARUYAMA ISAMU
4 granted patents·1 pending application·42 citations·filing 1974–2023
69Inventor score
Top patents by PatentIndex Score
5 records- 0175US4102783AAdsorbent process for oily materialsDAICEL LTD·Filed 1976·Granted Jul 25, 1978·39 cites·20 claims
- 0261US12269703B2Conveying beltSUMITOMO RIKO CO LTD·Filed 2023·Granted Apr 8, 2025·0 cites·10 claims
- 0335US3935335AMethod for producing support for electrophotographic material and electrostatic recording materialMITSUBISHI PAPER MILLS LTD·Filed 1974·Granted Jan 27, 1976·3 cites·14 claims
- 0435US2021364954A1Fixing member for electrophotographic deviceSUMITOMO RIKO CO LTD·Filed 2021·Application pending·0 cites
- 0517US4774165AMethod for direct making of lithographic printing platesMITSUBISHI PAPER MILLS LTD·Filed 1987·Granted Sep 27, 1988·0 cites·4 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →