Inventor · disambiguated record
David A. Helms
Also filed as: HELMS DAVID A
12 granted patents·298 citations·filing 1982–1995
93Inventor score
Top patents by PatentIndex Score
12 records- 0192US4499418AWater cut monitoring means and methodTEXACO INC·Filed 1982·Granted Feb 12, 1985·74 cites·4 claims
- 0284US4947127AMicrowave water cut monitorTEXACO INC·Filed 1989·Granted Aug 7, 1990·54 cites·6 claims
- 0372US4660414APetroleum stream monitoring means and methodTEXACO INC·Filed 1985·Granted Apr 28, 1987·31 cites·18 claims
- 0470US5014010ADual frequency microwave water cut monitoring means and methodTEXACO INC·Filed 1989·Granted May 7, 1991·43 cites·12 claims
- 0566US5625293ADetermination of the watercut of a multiphase flow directly from measured microwave frequency dielectric propertiesFiled 1995·Granted Apr 29, 1997·30 cites·10 claims
- 0647US4947129APetroleum stream microwave watercut monitorTEXACO INC·Filed 1988·Granted Aug 7, 1990·11 cites·8 claims
- 0745US5473256ACombination microwave waveguide and pressure barrierTEXACO INC·Filed 1994·Granted Dec 5, 1995·8 cites·5 claims
- 0844US4977377AMicrowave water cut monitor with temperature controlled test cellTEXACO INC·Filed 1989·Granted Dec 11, 1990·11 cites·7 claims
- 0944US4947128ACo-variance microwave water cut monitoring means and methodTEXACO IJN INC·Filed 1989·Granted Aug 7, 1990·12 cites·10 claims
- 1041US5483171ADetermination of water cut and gas-fraction in oil/water/gas streamsTEXACO INC·Filed 1994·Granted Jan 9, 1996·8 cites·3 claims
- 1141US5315117AVolume meter systemTEXACO INC·Filed 1993·Granted May 24, 1994·9 cites·8 claims
- 1237US5412326AMeans and method for analyzing a petroleum streamTEXACO INC·Filed 1993·Granted May 2, 1995·7 cites·2 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →