Inventor · disambiguated record
John F. Clark
Also filed as: CLARK JOHN F · CLARK JOHN FREDERICK
14 granted patents·1 pending application·414 citations·filing 1977–2013
94Inventor score
Top patents by PatentIndex Score
15 records- 0194US8214887B2Method and system for providing user access to a secure applicationCLARK JOHN F·Filed 2006·Granted Jul 3, 2012·87 cites·20 claims
- 0293US4435707AWeather radar with signal compensation for precipitationSPERRY CORP·Filed 1981·Granted Mar 6, 1984·79 cites·3 claims
- 0390US4759517AStation-keeping using solar sailingGEN ELECTRIC·Filed 1982·Granted Jul 26, 1988·51 cites·10 claims
- 0486US4394242AClamp, tool, and electrolysis cell anode mountADNOVUM AG·Filed 1980·Granted Jul 19, 1983·26 cites·6 claims
- 0585US9997792B2Cell voltage monitoring connector system for a fuel cell stackINTELLIGENT ENERGY LTD·Filed 2012·Granted Jun 12, 2018·9 cites·11 claims
- 0685US8381271B2Method and system for providing user access to a secure applicationACTIVIDENTITY AUSTRALIA PTY LTD·Filed 2006·Granted Feb 19, 2013·19 cites·22 claims
- 0783US4269673AAnode mountALUMINUM CO OF AMERICA·Filed 1980·Granted May 26, 1981·23 cites·4 claims
- 0868US6931735B1Window treatment hanging toolFiled 2004·Granted Aug 23, 2005·22 cites·31 claims
- 0964US4660045ASystem for compensating polarization errorsRCA CORP·Filed 1983·Granted Apr 21, 1987·23 cites·18 claims
- 1055US5059436AMicrowave interactive packageLEIGH MARDON PTY LTD·Filed 1988·Granted Oct 22, 1991·26 cites·20 claims
- 1151US4306704ASelf-heated solenoidRCA CORP·Filed 1980·Granted Dec 22, 1981·11 cites·10 claims
- 1250US4148617AWater recovery deviceCLARK JOHN F·Filed 1977·Granted Apr 10, 1979·12 cites·2 claims
- 1347US4603525AStorage vesselCROPHANDLING SYSTEMS·Filed 1983·Granted Aug 5, 1986·16 cites·1 claims
- 1446US2013269018A1Method and system for providing user access to a secure applicationACTIVIDENTITY AUSTRALIA PTY LTD·Filed 2013·Application pending·0 cites
- 1538US4616465AStorage vessel and method of assemblyCROPHANDLING SYSTEMS·Filed 1984·Granted Oct 14, 1986·10 cites·5 claims
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