Inventor · disambiguated record
Masao Maruyama
Also filed as: MARUYAMA MASAO
12 granted patents·143 citations·filing 1975–2003
91Inventor score
Top patents by PatentIndex Score
12 records- 0175US4753678ASintered hard metal having superior toughnessSUMITOMO ELECTRIC INDUSTRIES·Filed 1986·Granted Jun 28, 1988·26 cites·3 claims
- 0270US5312947ASiloxane purificationSHINETSU CHEMICAL CO·Filed 1993·Granted May 17, 1994·17 cites·7 claims
- 0369US5421852AHard alloy and its manufacturing methodSUMITOMO ELECTRIC INDUSTRIES·Filed 1992·Granted Jun 6, 1995·21 cites·8 claims
- 0467US4401297ASintering furnace for powder metallurgySUMITOMO ELECTRIC INDUSTRIES·Filed 1981·Granted Aug 30, 1983·22 cites·2 claims
- 0567US3968701APositive motion belt with elastic teethTSUBAKIMOTO CHAIN CO·Filed 1975·Granted Jul 13, 1976·18 cites·6 claims
- 0661US5922893AMethod for preparing monosilanes from a high-boiling fraction formed as by-products in the direct synthesis of methylchlorosilanesSHINETSU CHEMICAL CO·Filed 1998·Granted Jul 13, 1999·10 cites·10 claims
- 0760US6809053B2Method for reactivating sulfonated resin catalystSHINETSU CHEMICAL CO·Filed 2003·Granted Oct 26, 2004·4 cites·5 claims
- 0855US7015296B2Preparation of linear organosiloxane polymersSHINETSU CHEMICAL CO·Filed 2002·Granted Mar 21, 2006·3 cites·10 claims
- 0951US5475077AMethod for the preparation of diorganopolysiloxane end-blocked with silanolic hydroxy groupsSHINETSU CHEMICAL CO·Filed 1991·Granted Dec 12, 1995·8 cites·10 claims
- 1050US4868065AAlloy tool of hard metalSUMITOMO ELECTRIC INDUSTRIES·Filed 1987·Granted Sep 19, 1989·12 cites·11 claims
- 1143US6737538B2Purification of silicone oilSHINETSU CHEMICAL CO·Filed 2003·Granted May 18, 2004·0 cites·3 claims
- 1241US5264601AN,O-bis(trimethylsilyl) acetamide stabilizationSHINETSU CHEMICAL CO·Filed 1992·Granted Nov 23, 1993·2 cites·10 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →