Inventor · disambiguated record
Toshikatsu Ohtsubo
Also filed as: MURAKAMI HISASHI · OHTSUBO TOSHIKATSU
3 granted patents·30 citations·filing 1976–1978
67Inventor score
Files withMITSUI COKE CO3
Top patents by PatentIndex Score
3 records- 0176US4111786AProcess for liquefying coalMITSUI COKE CO·Filed 1976·Granted Sep 5, 1978·24 cites·12 claims
- 0244US4210517APreparation of carbonaceous productsMITSUI COKE CO·Filed 1978·Granted Jul 1, 1980·4 cites·16 claims
- 0330US4202756AProcess for the production of solvent-refined coal useful as starting material for other carbonaceous productsMITSUI COKE CO·Filed 1978·Granted May 13, 1980·2 cites·15 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →