Inventor · disambiguated record
Peter L. Sigwardt
Also filed as: SIGWARDT PETER L
6 granted patents·252 citations·filing 1981–1993
86Inventor score
Top patents by PatentIndex Score
6 records- 0188US5199496ASubsea pumping device incorporating a wellhead aspiratorTEXACO INC·Filed 1991·Granted Apr 6, 1993·122 cites·6 claims
- 0282US4836032AMethod of determining the quality of steam for stimulating hydrocarbon productionTEXACO INC·Filed 1988·Granted Jun 6, 1989·43 cites·5 claims
- 0372US5421209AMeasurement of steam quality and mass flow rateTEXACO INC·Filed 1993·Granted Jun 6, 1995·34 cites·3 claims
- 0459US4512187AFlow rate controllerGETTY OIL CO·Filed 1981·Granted Apr 23, 1985·17 cites·16 claims
- 0558US4681466AMethod for determining quality of reduced quality steamTEXACO INC·Filed 1986·Granted Jul 21, 1987·19 cites·5 claims
- 0642US5141055AMethod and apparatus for controlling the mass flow rate of steam in steam distribution systemsTEXACO INC·Filed 1991·Granted Aug 25, 1992·17 cites·10 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →