Inventor · disambiguated record
Gary W. Scheffel
Also filed as: SCHEFFEL GARY · SCHEFFEL GARY W
17 granted patents·4 pending applications·521 citations·filing 1976–2011
95Inventor score
Top patents by PatentIndex Score
21 records- 0195US4671490ADiaphragm valveNUPRO CO·Filed 1986·Granted Jun 9, 1987·79 cites·20 claims
- 0292US7252032B2Fluid actuatorSWAGELOK CO·Filed 2005·Granted Aug 7, 2007·24 cites·26 claims
- 0389US7337805B2Valve with adjustable stopSWAGELOK CO·Filed 2004·Granted Mar 4, 2008·42 cites·37 claims
- 0487US4750709ADiaphragm valveNUPRO CO·Filed 1987·Granted Jun 14, 1988·53 cites·7 claims
- 0583US4637430ACheck valveNUPRO CO·Filed 1985·Granted Jan 20, 1987·42 cites·22 claims
- 0678US6848672B2Mounting bracket for valve actuatorSWAGELOK CO·Filed 2002·Granted Feb 1, 2005·51 cites·20 claims
- 0777US4840191AInflatable valveNUPRO CO·Filed 1988·Granted Jun 20, 1989·31 cites·17 claims
- 0877US4732363ADiaphragm valveNUPRO CO·Filed 1987·Granted Mar 22, 1988·32 cites·6 claims
- 0973US4964423ACheck valveNUPRO CO·Filed 1989·Granted Oct 23, 1990·27 cites·20 claims
- 1073US4790348ALow pressure relief valveNUPRO CO·Filed 1987·Granted Dec 13, 1988·29 cites·5 claims
- 1169US4856555ACheck valveNUPRO CO·Filed 1988·Granted Aug 15, 1989·24 cites·20 claims
- 1268US4087972ABrake booster with spring type ratio changerWEATHERHEAD CO·Filed 1976·Granted May 9, 1978·11 cites·5 claims
- 1364US4687180AMetering valveNUPRO CO·Filed 1986·Granted Aug 18, 1987·19 cites·10 claims
- 1460US6669168B2Quick connect couplingSWAGELOK CO·Filed 2002·Granted Dec 30, 2003·10 cites·21 claims
- 1559US4659061ASeal ring shutoff stem tipNUPRO CO·Filed 1985·Granted Apr 21, 1987·20 cites·19 claims
- 1654US2010071782A1Retainer for component connectorsSCHEFFEL GARY·Filed 2008·Application pending·0 cites
- 1750US4687181AMetering valveNUPRO CO·Filed 1986·Granted Aug 18, 1987·14 cites·22 claims
- 1847US4659060AStem tip sealNUPRO CO·Filed 1986·Granted Apr 21, 1987·13 cites·12 claims
- 1943US2005199292A1Fluid device actuator with manual overrideFiled 2005·Application pending·0 cites
- 2042US2011227337A1Fitting for jacketed tubingKATTLER DAVID R·Filed 2011·Application pending·0 cites
- 2140US2005139061A1Stackable actuator housingSWAGELOK CO·Filed 2004·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →