Inventor · disambiguated record
Alexandr E. Sochnev
Also filed as: KRUPMAN LEONID I · SOCHNEV ALEXANDR E · SOCHNEV ALEXANDR EGOROVICH
3 granted patents·6 citations·filing 1975–1978
59Inventor score
Top patents by PatentIndex Score
3 records- 0133US4177070AExothermic slag-forming mixtureANTIPENKO GRIGORY I·Filed 1978·Granted Dec 4, 1979·3 cites·4 claims
- 0214US3964900ASlag-forming mixtureKRUPMAN LEONID ISAAKOVICH·Filed 1975·Granted Jun 22, 1976·2 cites·9 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 →