Inventor · disambiguated record
Roy I. Yamamoto
Also filed as: YAMAMOTO ROY I
4 granted patents·50 citations·filing 1976–1976
76Inventor score
Files withTEXACO INC4
Top patents by PatentIndex Score
4 records- 0169US4036766APolymethacrylate additives and lube compositions thereofTEXACO INC·Filed 1976·Granted Jul 19, 1977·17 cites·8 claims
- 0265US4036767APolymethacrylate additives and lubricating compositions thereofTEXACO INC·Filed 1976·Granted Jul 19, 1977·15 cites·6 claims
- 0363US4036768APolymethacrylate and lube composition thereofTEXACO INC·Filed 1976·Granted Jul 19, 1977·14 cites·6 claims
- 0443US4081385A4-Vinylpyridine polymethacrylate containing lube oil compositionsTEXACO INC·Filed 1976·Granted Mar 28, 1978·4 cites·5 claims
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