Inventor · disambiguated record
Sigeru Okabe
Also filed as: OKABE SIGERU
8 granted patents·156 citations·filing 1981–1986
88Inventor score
Files withHITACHI LTD8
Top patents by PatentIndex Score
8 records- 0189US4407905AFuel cellHITACHI LTD·Filed 1981·Granted Oct 4, 1983·52 cites·32 claims
- 0270US4446210AFuel cell electrodeHITACHI LTD·Filed 1982·Granted May 1, 1984·23 cites·23 claims
- 0368US4542079AFuel cellHITACHI LTD·Filed 1984·Granted Sep 17, 1985·21 cites·14 claims
- 0465US4480017AFuel cellHITACHI LTD·Filed 1983·Granted Oct 30, 1984·19 cites·18 claims
- 0563US4436794AMolten carbonate fuel cellHITACHI LTD·Filed 1982·Granted Mar 13, 1984·18 cites·15 claims
- 0651US4699853AFuel cellHITACHI LTD·Filed 1986·Granted Oct 13, 1987·12 cites·19 claims
- 0741US4476199AFused carbonate fuel cellHITACHI LTD·Filed 1983·Granted Oct 9, 1984·7 cites·4 claims
- 0836US4656735AProcess for producing an electrolyte retaining matrix of electrical insulating long fibersHITACHI LTD·Filed 1986·Granted Apr 14, 1987·4 cites·14 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →