Inventor · disambiguated record
John C. Janka
Also filed as: JANKA JOHN C
3 granted patents·89 citations·filing 1977–1986
75Inventor score
Top patents by PatentIndex Score
3 records- 0174US4560547AProduction of hydrogen from oil shaleINST GAS TECHNOLOGY·Filed 1982·Granted Dec 24, 1985·23 cites·48 claims
- 0270US4701266ASolids dewatering apparatus and processHYCRUDE CORP·Filed 1986·Granted Oct 20, 1987·38 cites·19 claims
- 0366US4141417AEnhanced oil recoveryINST GAS TECHNOLOGY·Filed 1977·Granted Feb 27, 1979·28 cites·10 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →