Inventor · disambiguated record
John Gray
Also filed as: GRAY JOHN · GRAY JOHN E
12 granted patents·758 citations·filing 1980–2007
93Inventor score
Top patents by PatentIndex Score
12 records- 0196US4794248ADetection device having energy transmitters located at vertically spaced apart points along movable doorsOTIS ELEVATOR CO·Filed 1988·Granted Dec 27, 1988·96 cites·2 claims
- 0292US4914732AElectronic key with interactive graphic user interfaceSUPRA PROD INC·Filed 1989·Granted Apr 3, 1990·267 cites·10 claims
- 0386US4766746AElectronic real estate lockbox systemSUPRA PROD INC·Filed 1987·Granted Aug 30, 1988·195 cites·37 claims
- 0485US7884754B1Method of distributed estimation using multiple asynchronous sensorsUS NAVY·Filed 2007·Granted Feb 8, 2011·36 cites·9 claims
- 0574US8303241B2Turbine yaw controlCORREN DEAN·Filed 2007·Granted Nov 6, 2012·6 cites·19 claims
- 0673US4947163AElectronic security system with configurable keySUPRA PROD INC·Filed 1989·Granted Aug 7, 1990·94 cites·9 claims
- 0772US7891953B2Rotating wedge levelerVERDANT POWER·Filed 2006·Granted Feb 22, 2011·6 cites·16 claims
- 0863US7973240B2Cable jacket sealing, pressurization, and monitoringVERDANT POWER·Filed 2007·Granted Jul 5, 2011·4 cites·25 claims
- 0961US7597532B2Single sided power generator support frameVERDANT POWER INC·Filed 2006·Granted Oct 6, 2009·1 cites·6 claims
- 1057US4896246AElectronic lock with energy conservation featuresSUPRA PROD INC·Filed 1989·Granted Jan 23, 1990·44 cites·4 claims
- 1154US8147201B2Kinetic hydro power triangular blade hubGRAY JOHN·Filed 2007·Granted Apr 3, 2012·2 cites·16 claims
- 1239US4394889AModified slowdown and braking of an elevator carOTIS ELEVATOR CO·Filed 1980·Granted Jul 26, 1983·7 cites·21 claims
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