Inventor · disambiguated record
Gary L. Zumwalt
Also filed as: ZUMWALT GARY L
3 granted patents·219 citations·filing 1980–1986
77Inventor score
Top patents by PatentIndex Score
3 records- 0193US4378845ASand control method employing special hydraulic fracturing techniqueMOBIL OIL CORP·Filed 1980·Granted Apr 5, 1983·156 cites·4 claims
- 0268US4417621AMethod for recovery of oil by means of a gas drive combined with low amplitude seismic excitationMEDLIN WILLIAM L·Filed 1981·Granted Nov 29, 1983·40 cites·11 claims
- 0359US4715019ABorehole logging method for determining the damping of acoustic tube waves in subsurface formations along a borehole wallMOBIL OIL CORP·Filed 1986·Granted Dec 22, 1987·23 cites·3 claims
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