Inventor · disambiguated record
Donald F. Hushbeck
Also filed as: HUSHBECK DONALD · HUSHBECK DONALD F
16 granted patents·1,789 citations·filing 1980–2003
96Inventor score
Top patents by PatentIndex Score
16 records- 0197US5224540ADownhole tool apparatus with non-metallic components and methods of drilling thereofHALLIBURTON CO·Filed 1992·Granted Jul 6, 1993·337 cites·41 claims
- 0296US5271468ADownhole tool apparatus with non-metallic components and methods of drilling thereofHALLIBURTON CO·Filed 1991·Granted Dec 21, 1993·267 cites·75 claims
- 0396US4834184ADrillable, testing, treat, squeeze packerHALLIBURTON CO·Filed 1988·Granted May 30, 1989·172 cites·6 claims
- 0494US5701959ADownhole tool apparatus and method of limiting packer element extrusionHALLIBURTON CO·Filed 1996·Granted Dec 30, 1997·218 cites·21 claims
- 0593US5390737ADownhole tool with sliding valveHALLIBURTON CO·Filed 1993·Granted Feb 21, 1995·181 cites·20 claims
- 0691US6220349B1Low pressure, high temperature composite bridge plugHALLIBURTON ENERGY SERV INC·Filed 1999·Granted Apr 24, 2001·163 cites·47 claims
- 0791US4324293ACirculation valveHALLIBURTON SERVICES·Filed 1980·Granted Apr 13, 1982·58 cites·5 claims
- 0886US5074361ARetrieving tool and methodHALLIBURTON CO·Filed 1990·Granted Dec 24, 1991·98 cites·7 claims
- 0977US5404956AHydraulic setting tool and method of useHALLIBURTON CO·Filed 1993·Granted Apr 11, 1995·76 cites·28 claims
- 1075US6997252B2Hydraulic setting tool for packersHALLIBURTON ENERGY SERV INC·Filed 2003·Granted Feb 14, 2006·45 cites·22 claims
- 1169US5398763AWireline set baffle and method of setting thereofHALLIBURTON CO·Filed 1993·Granted Mar 21, 1995·53 cites·33 claims
- 1266US4311197AAnnulus pressure operated closure valve with improved reverse circulation valveHALLIBURTON SERVICES·Filed 1980·Granted Jan 19, 1982·32 cites·26 claims
- 1358US4445571ACirculation valveHALLIBURTON CO·Filed 1981·Granted May 1, 1984·25 cites·1 claims
- 1452US5330000ASqueeze packer latchHALLIBURTON CO·Filed 1992·Granted Jul 19, 1994·32 cites·16 claims
- 1547US6082459ADrill string diverter apparatus and methodHALLIBURTON ENERGY SERV INC·Filed 1998·Granted Jul 4, 2000·23 cites·19 claims
- 1636US4651829ASubsurface control valveHALLIBURTON CO·Filed 1985·Granted Mar 24, 1987·9 cites·19 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →