Inventor · disambiguated record
Heiichiro Obanawa
Also filed as: OBANAWA HEIICHIRO
3 granted patents·116 citations·filing 1980–1986
73Inventor score
Files withASAHI CHEMICAL IND3
Top patents by PatentIndex Score
3 records- 0193US4732887AComposite porous material, process for production and separation of metallic elementASAHI CHEMICAL IND·Filed 1985·Granted Mar 22, 1988·97 cites·16 claims
- 0245US4748008AProcess for separating uranium isotopes by oxidation-reduction chromatographyASAHI CHEMICAL IND·Filed 1986·Granted May 31, 1988·13 cites·10 claims
- 0336US4406870AMethod for the separation of carbon isotopes by chemical exchange methodASAHI CHEMICAL IND·Filed 1980·Granted Sep 27, 1983·6 cites·9 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →