Inventor · disambiguated record
Shoichi Oi
Also filed as: OI SHOICHI
3 granted patents·45 citations·filing 1980–1981
71Inventor score
Top patents by PatentIndex Score
3 records- 0178US4309192ATreatment of water-containing coalMITSUI MINING CO LTD·Filed 1980·Granted Jan 5, 1982·30 cites·13 claims
- 0248US4354919AProcess for the liquefaction of coalMITSUI COKE CO·Filed 1981·Granted Oct 19, 1982·10 cites·7 claims
- 0338US4344837AProcess for the dehydration and liquefaction of water-containing coalMITSUI COKE CO·Filed 1981·Granted Aug 17, 1982·5 cites·10 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →