Inventor · disambiguated record
John C. Whitehead
Also filed as: WHITEHEAD JOHN · WHITEHEAD JOHN C · WHITEHEAD JOHN CHARLES
13 granted patents·2 pending applications·572 citations·filing 1974–2008
94Inventor score
Files withUNIV CALIFORNIA4COAL INDUSTRY PATENTS LTD2US ENERGY2WHITEHOT SOLUTIONS PTY LTD2POLYSTOR CORP1
Top patents by PatentIndex Score
15 records- 0196US5616005AFluid driven recipricating apparatusUNIV CALIFORNIA·Filed 1994·Granted Apr 1, 1997·88 cites·33 claims
- 0294US5741606AOvercharge protection battery ventPOLYSTOR CORP·Filed 1995·Granted Apr 21, 1998·140 cites·27 claims
- 0390US4951199ASteering stabilizing method and apparatus for suppressing the weave modeWHITEHEAD JOHN C·Filed 1987·Granted Aug 21, 1990·69 cites·14 claims
- 0488US6210131B1Fluid intensifier having a double acting power chamber with interconnected signal rodsUNIV CALIFORNIA·Filed 1999·Granted Apr 3, 2001·64 cites·15 claims
- 0582US5823177APumpless solar water heater with isolated pressurized storageFiled 1996·Granted Oct 20, 1998·47 cites·20 claims
- 0670US5222873AFluid-driven reciprocating apparatus and valving for controlling sameUS ENERGY·Filed 1992·Granted Jun 29, 1993·30 cites·35 claims
- 0770US4197873AFluid operable valvesCOAL INDUSTRY PATENTS LTD·Filed 1978·Granted Apr 15, 1980·21 cites·9 claims
- 0869US3970541AGas extraction of coalCOAL INDUSTRY PATENTS LTD·Filed 1974·Granted Jul 20, 1976·24 cites·11 claims
- 0961US5026259AMiniaturized pressurization systemUS ENERGY·Filed 1990·Granted Jun 25, 1991·33 cites·24 claims
- 1060US6635153B1Air purification deviceUNIV MANCHESTER·Filed 1999·Granted Oct 21, 2003·25 cites·14 claims
- 1155US7371033B2Twin chuck drill with one drive shaftWHITEHOT SOLUTIONS PTY LTD·Filed 2004·Granted May 13, 2008·17 cites·4 claims
- 1242US2010106414A1Method of performing routing with artificial intelligenceWHITEHEAD JOHN·Filed 2008·Application pending·0 cites
- 1341US5427507AValving for controlling a fluid-driven reciprocating apparatusUNIV CALIFORNIA·Filed 1993·Granted Jun 27, 1995·9 cites·19 claims
- 1439US2009022557A1Automated chuck exchange using rotating turretWHITEHOT SOLUTIONS PTY LTD·Filed 2006·Application pending·0 cites
- 1526US5456282APressure reducing regulatorUNIV CALIFORNIA·Filed 1994·Granted Oct 10, 1995·5 cites·19 claims
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