Inventor · disambiguated record
Hidehiko Matsuya
Also filed as: MATSUYA HIDEHIKO
5 granted patents·109 citations·filing 1988–1998
82Inventor score
Top patents by PatentIndex Score
5 records- 0184US5763374ALubricating oil compositions of reduced high-temperature high-shear viscositySANYO CHEMICAL IND LTD·Filed 1995·Granted Jun 9, 1998·52 cites·16 claims
- 0269US5622924AViscosity index improver and lubricating oilSANYO CHEMICAL IND LTD·Filed 1995·Granted Apr 22, 1997·24 cites·20 claims
- 0364US6025308AAmine-functionalized polymersVANDERBILT CO R T·Filed 1998·Granted Feb 15, 2000·19 cites·8 claims
- 0441US5891831AViscosity index improver, engine lubricant composition, and concentrateSANYO CHEMICAL IND LTD·Filed 1997·Granted Apr 6, 1999·8 cites·14 claims
- 0531US4983545APlanarization of dielectric films on integrated circuitsNEC CORP·Filed 1988·Granted Jan 8, 1991·6 cites·20 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →