Inventor · disambiguated record
Masao Yoshihara
Also filed as: SATO KAZUO · YOSHIHARA MASAO
3 granted patents·55 citations·filing 1974–1978
72Inventor score
Top patents by PatentIndex Score
3 records- 0184US4211667AProcess for producing alumina solsSUMITOMO ALUMINIUM SMELTING CO·Filed 1978·Granted Jul 8, 1980·26 cites·7 claims
- 0278US3957947AProcess for continuous production of aqueous basic aluminum salt solutionsSUMITOMO CHEMICAL CO·Filed 1974·Granted May 18, 1976·19 cites·12 claims
- 0361US3997650AProcess for extracting alumina from alumna-containing oresSUMITOMO CHEMICAL CO·Filed 1975·Granted Dec 14, 1976·10 cites·12 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →