Inventor · disambiguated record
Norman Brammer
Also filed as: BRAMMER NORMAN
45 granted patents·1,980 citations·filing 1983–2006
99Inventor score
Top patents by PatentIndex Score
45 records- 0196US7740074B2Tree mounted well flow interface deviceVETCO GRAY INC·Filed 2006·Granted Jun 22, 2010·42 cites·13 claims
- 0295US4601491APipe connectorVETCO OFFSHORE IND INC·Filed 1983·Granted Jul 22, 1986·138 cites·14 claims
- 0387US7201229B2Tree mounted well flow interface deviceVETCO GRAY INC·Filed 2004·Granted Apr 10, 2007·86 cites·21 claims
- 0487US5503230AConcentric tubing hangerVETCO GRAY INC·Filed 1994·Granted Apr 2, 1996·125 cites·25 claims
- 0586US5868204ATubing hanger ventVETCO GRAY INC ABB·Filed 1997·Granted Feb 9, 1999·115 cites·27 claims
- 0685US7686086B2Subsea well separation and reinjection systemVETCO GRAY INC·Filed 2005·Granted Mar 30, 2010·26 cites·13 claims
- 0784US6722426B2Gasket with multiple sealing surfacesVETCO GRAY INC ABB·Filed 2002·Granted Apr 20, 2004·29 cites·24 claims
- 0881US6763891B2Production tree with multiple safety barriersVETCO GRAY INC ABB·Filed 2002·Granted Jul 20, 2004·84 cites·32 claims
- 0981US4702481AWellhead pack-off with undulated metallic seal ring sectionVETCO GRAY INC·Filed 1986·Granted Oct 27, 1987·60 cites·12 claims
- 1080US6343654B1Electric power pack for subsea wellhead hydraulic toolsVETCO GRAY INC ABB·Filed 1999·Granted Feb 5, 2002·82 cites·23 claims
- 1180US6302211B1Apparatus and method for remotely installing shoulder in subsea wellheadVETCO GRAY INC ABB·Filed 1999·Granted Oct 16, 2001·83 cites·16 claims
- 1280US6142236AMethod for drilling and completing a subsea well using small diameter riserVETCO GRAY INC ABB·Filed 1999·Granted Nov 7, 2000·83 cites·18 claims
- 1380US5465794AHydraulic seal between tubing hanger and wellheadVETCO GRAY INC ABB·Filed 1994·Granted Nov 14, 1995·71 cites·7 claims
- 1479US5060724ACasing hanger seal locking mechanism with detentVETCO GRAY INC ABB·Filed 1990·Granted Oct 29, 1991·69 cites·7 claims
- 1578US4714111AWeight/pressure set pack-off for subsea wellhead systemsVETCO GRAY INC·Filed 1986·Granted Dec 22, 1987·56 cites·11 claims
- 1675US4949787ACasing hanger seal locking mechanismVETCO GRAY INC·Filed 1989·Granted Aug 21, 1990·47 cites·7 claims
- 1773US4696493ASubsea wellhead tieback systemVETCO GRAY INC·Filed 1986·Granted Sep 29, 1987·44 cites·5 claims
- 1872US6244348B1Well production system with a hydraulically operated safety valveVETCO GRAY INC ABB·Filed 2000·Granted Jun 12, 2001·33 cites·15 claims
- 1968US6581691B1Landing adapter for soft landing a tubing hanger in the bore of a production tree or wellhead housingVETCO GRAY INC ABB·Filed 2001·Granted Jun 24, 2003·33 cites·12 claims
- 2067US4900066APipe connectorVETCO GRAY INC·Filed 1988·Granted Feb 13, 1990·30 cites·7 claims
- 2166US5555935AFluid connector for wellVETCO GRAY INC ABB·Filed 1995·Granted Sep 17, 1996·51 cites·19 claims
- 2265US6598673B1Wellhead load ringVETCO GRAY INC ABB·Filed 2000·Granted Jul 29, 2003·31 cites·8 claims
- 2363US5327965AWellhead completion systemVETCO GRAY INC ABB·Filed 1993·Granted Jul 12, 1994·42 cites·15 claims
- 2463US5279369ATieback receptacle with upward and downward facing funnel sectionsVETCO GRAY INC ABB·Filed 1993·Granted Jan 18, 1994·36 cites·20 claims
- 2562US5492017AInductive pressure transducerVETCO GRAY INC ABB·Filed 1994·Granted Feb 20, 1996·35 cites·23 claims
- 2661US6394194B1Method and apparatus for a drill cutting injection systemVETCO GRAY INC ABB·Filed 2000·Granted May 28, 2002·33 cites·18 claims
- 2760US6119773AWell production system with a hydraulically operated safety valveVETCO GRAY INC ABB·Filed 1997·Granted Sep 19, 2000·32 cites·14 claims
- 2859US6394186B1Apparatus for remote adjustment of drill string centering to prevent damage to wellheadVETCO GRAY INC ABB·Filed 2000·Granted May 28, 2002·21 cites·20 claims
- 2959US5439061AAdjustable surface well head casing hangerVETCO GRAY INC ABB·Filed 1994·Granted Aug 8, 1995·36 cites·23 claims
- 3057US4903993ATieback connector with two point interference fitVETCO GRAY INC·Filed 1988·Granted Feb 27, 1990·25 cites·6 claims
- 3156US5450905APressure assist installation of production components in wellheadVETCO GRAY INC ABB·Filed 1994·Granted Sep 19, 1995·30 cites·21 claims
- 3256US5311947APreselected casing tensioning systemVETCO GRAY INC ABB·Filed 1992·Granted May 17, 1994·30 cites·19 claims
- 3354US4823879AGuidelineless reentry system with nonrotating funnelVETCO GRAY INC·Filed 1987·Granted Apr 25, 1989·24 cites·4 claims
- 3453US5090737ADownhole energizable seal for telescoping jointsVETCO GRAY INC ABB·Filed 1991·Granted Feb 25, 1992·26 cites·14 claims
- 3553US4893842AWellhead tieback system with locking dogsVETCO GRAY INC·Filed 1988·Granted Jan 16, 1990·23 cites·5 claims
- 3652US4893677AGuidelineless reentry system with retracting rollersVETCO GRAY INC·Filed 1988·Granted Jan 16, 1990·22 cites·8 claims
- 3751US5240076ACasing tension retainerVETCO GRAY INC ABB·Filed 1991·Granted Aug 31, 1993·27 cites·16 claims
- 3851US5199495ASplit wear bushing for a drilling rigVETCO GRAY INC ABB·Filed 1991·Granted Apr 6, 1993·25 cites·28 claims
- 3950US5188181AAnnulus shutoff device for a subsea wellVETCO GRAY INC ABB·Filed 1991·Granted Feb 23, 1993·23 cites·13 claims
- 4047US5080173ATieback wellhead system with sidetrack facilitiesVETCO GRAY INC ABB·Filed 1991·Granted Jan 14, 1992·20 cites·21 claims
- 4146US6615921B2Apparatus and method for remote adjustment of drill string centering to prevent damage to wellheadVETCO GRAY INC ABB·Filed 2002·Granted Sep 9, 2003·9 cites·17 claims
- 4243US4722391AWellhead systemVETCO GRAY INC·Filed 1986·Granted Feb 2, 1988·14 cites·9 claims
- 4341US5222560AFull bore internal tieback system and methodVETCO GRAY INC ABB·Filed 1992·Granted Jun 29, 1993·15 cites·13 claims
- 4439US4823878AGuidelineless reentry system with fixed rollersVETCO GRAY INC·Filed 1987·Granted Apr 25, 1989·11 cites·4 claims
- 4529US4962952APressure tube with deflecting sectionVETCO GRAY INC·Filed 1989·Granted Oct 16, 1990·3 cites·4 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →