Inventor · disambiguated record
Sergei P. Efimenko
Also filed as: EFIMENKO SERGEI P · OVSY EDUARD V
3 granted patents·6 citations·filing 1975–1978
59Inventor score
Top patents by PatentIndex Score
3 records- 0129US4204416AMethod of rolling section billetsCHUMANOV JULIAN M·Filed 1977·Granted May 27, 1980·3 cites·6 claims
- 0219US4288907AMethod of making billetsCHUMANOV JULIAN M·Filed 1978·Granted Sep 15, 1981·2 cites·10 claims
- 0312US4140522AMethod of refining of metalKRUPMAN LEONID I·Filed 1975·Granted Feb 20, 1979·1 cites·4 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →