Inventor · disambiguated record
Phillip J. Cram
Also filed as: CRAM PHILLIP J
5 granted patents·394 citations·filing 1975–1977
84Inventor score
Technology areasE21B
Top patents by PatentIndex Score
5 records- 0196US3993132AThermal recovery of hydrocarbons from tar sandsTEXACO EXPLORATION CA LTD·Filed 1975·Granted Nov 23, 1976·287 cites·10 claims
- 0278US4127172AViscous oil recovery methodTEXACO EXPLORATION CA LTD·Filed 1977·Granted Nov 28, 1978·46 cites·22 claims
- 0375US4133382ARecovery of petroleum from viscous petroleum-containing formations including tar sandsTEXACO CANADA INC·Filed 1977·Granted Jan 9, 1979·44 cites·28 claims
- 0448US4114690ALow-temperature oxidation method for the recovery of heavy oils and bitumenTEXACO EXPLORATION CA LTD·Filed 1977·Granted Sep 19, 1978·14 cites·15 claims
- 0530US4046195AThermal recovery of hydrocarbons from tar sandsTEXACO EXPLORATION CA LTD·Filed 1975·Granted Sep 6, 1977·3 cites·7 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →