Inventor · disambiguated record
William J. Quest
Also filed as: QUEST WILLIAM J
13 granted patents·5 pending applications·457 citations·filing 1990–2008
94Inventor score
Top patents by PatentIndex Score
18 records- 0193US6609385B1Refrigerant charging/pressure testing hose assemblyE F PRODUCTS INC·Filed 2002·Granted Aug 26, 2003·47 cites·16 claims
- 0293US5070917APressurized fluid-drivable device for injecting a treatment liquid stored therein into a tire or other enclosed spaceFERRIS JAMES E·Filed 1990·Granted Dec 10, 1991·104 cites·12 claims
- 0390US6385986B1Refrigerant charging hose assemblyFiled 2001·Granted May 14, 2002·55 cites·25 claims
- 0489US6722141B2Apparatus and methods for placing an additive fluid into a refrigerant circuitE F PRODUCTS INC·Filed 2002·Granted Apr 20, 2004·39 cites·18 claims
- 0588US6481221B2Apparatus and methods for placing an additive fluid into a refrigerant circuitFiled 2001·Granted Nov 19, 2002·35 cites·22 claims
- 0686US7673497B2System, methods, and compositions for detecting and inhibiting leaks in transmission systemsIDQ OPERATING INC·Filed 2005·Granted Mar 9, 2010·11 cites·13 claims
- 0784US6796340B1Method and dispenser for pressurized containers used with automobile air conditioning systemsE F PRODUCTS INC·Filed 2003·Granted Sep 28, 2004·30 cites·50 claims
- 0884US6438970B1Apparatus methods and compositions for placing additive fluids into a refrigerant circuitFiled 2001·Granted Aug 27, 2002·26 cites·15 claims
- 0982US5967204ARefrigerant fluid injection apparatusFiled 1998·Granted Oct 19, 1999·51 cites·17 claims
- 1081US7565829B2System, methods, and compositions for detecting and inhibiting leaks in steering systemsE F PRODUCTS·Filed 2005·Granted Jul 28, 2009·7 cites·23 claims
- 1178US7565830B2System, methods, and compositions for detecting and inhibiting leaks in engine oil systemsE F PRODUCTS·Filed 2005·Granted Jul 28, 2009·10 cites·22 claims
- 1276US7107781B2Pressure testing and refrigerant recharging hose assembly for automobilesE F PRODUCTS INC·Filed 2004·Granted Sep 19, 2006·23 cites·35 claims
- 1374US7124598B2Pressure testing and refrigerant recharging conduit assembly for automobilesE F PRODUCTS INC·Filed 2004·Granted Oct 24, 2006·19 cites·35 claims
- 1451US2008216491A1Pressure gauges and methods of useQUEST WILLIAM J·Filed 2007·Application pending·0 cites
- 1547US2008218998A1Device having multiple light sources and methods of useQUEST WILLIAM J·Filed 2007·Application pending·0 cites
- 1641US2010058837A1Device having multiple light sources and methods of useQUEST WILLIAM J·Filed 2008·Application pending·0 cites
- 1737US2004079092A1Refrigerant charging/pressure testing hose assemblyFiled 2003·Application pending·0 cites
- 1835US2002189265A1Apparatus, methods and compositions for placing additive fluids into a refrigerant circuitFiled 2002·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →