Inventor · disambiguated record
Nicholas Kalmar
Also filed as: KALMAR NICHOLAS
2 granted patents·516 citations·filing 1980–1981
74Inventor score
Technology areasE21B
Files withKALMAR NICHOLAS2
Top patents by PatentIndex Score
2 records- 0192US4444258AIn situ recovery of oil from oil shaleKALMAR NICHOLAS·Filed 1981·Granted Apr 24, 1984·342 cites·15 claims
- 0290US4375302AProcess for the in situ recovery of both petroleum and inorganic mineral content of an oil shale depositKALMAR NICHOLAS·Filed 1980·Granted Mar 1, 1983·174 cites·33 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →