Inventor · disambiguated record
Richard H. Widmyer
Also filed as: WIDMYER RICHARD H
12 granted patents·306 citations·filing 1975–1983
92Inventor score
Technology areasE21B
Files withTEXACO INC12
Top patents by PatentIndex Score
12 records- 0190US4532986ABitumen production and substrate stimulation with flow diverter meansTEXACO INC·Filed 1983·Granted Aug 6, 1985·92 cites·6 claims
- 0289US4273187APetroleum recovery chemical retention prediction techniqueTEXACO INC·Filed 1979·Granted Jun 16, 1981·81 cites·8 claims
- 0360US4278128APetroleum recovery chemical retention prediction techniqueTEXACO INC·Filed 1979·Granted Jul 14, 1981·23 cites·9 claims
- 0460US4034812AMethod for recovering viscous petroleum from unconsolidated mineral formationsTEXACO INC·Filed 1975·Granted Jul 12, 1977·23 cites·20 claims
- 0557US4088188AHigh vertical conformance steam injection petroleum recovery methodTEXACO INC·Filed 1975·Granted May 9, 1978·20 cites·12 claims
- 0654US4452309AMethod and means for uniformly distributing both phases of steam on the walls of a wellTEXACO INC·Filed 1982·Granted Jun 5, 1984·20 cites·4 claims
- 0750US4109722AThermal oil recovery methodTEXACO INC·Filed 1977·Granted Aug 29, 1978·16 cites·12 claims
- 0841US4109723AThermal oil recovery methodTEXACO INC·Filed 1977·Granted Aug 29, 1978·10 cites·10 claims
- 0935US4304302AMethod for injecting a two phase fluid into a subterranean reservoirTEXACO INC·Filed 1979·Granted Dec 8, 1981·6 cites·9 claims
- 1034US4353417AMethod for producing a well in an unconsolidated formationTEXACO INC·Filed 1980·Granted Oct 12, 1982·7 cites·19 claims
- 1132US4350203AWell production system to prevent cave-in and sloughing in unconsolidated formationsTEXACO INC·Filed 1980·Granted Sep 21, 1982·5 cites·9 claims
- 1230US4353419AMethod for manufacturing a well production and sand screen assemblyTEXACO INC·Filed 1980·Granted Oct 12, 1982·3 cites·9 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →