Inventor · disambiguated record
Keith Kreft
Also filed as: KREFT KEITH · KREFT KEITH A
23 granted patents·1 pending application·901 citations·filing 1977–2022
97Inventor score
Top patents by PatentIndex Score
24 records- 0198US7373244B2Information mapping approachesKREFT KEITH·Filed 2005·Granted May 13, 2008·275 cites·25 claims
- 0296US8649976B2Information mapping approachesKREFT KEITH·Filed 2012·Granted Feb 11, 2014·33 cites·18 claims
- 0394US7388519B1Displaying points of interest with qualitative informationKREFT KEITH A·Filed 2004·Granted Jun 17, 2008·129 cites·20 claims
- 0490US8219318B2Information mapping approachesKREFT KEITH·Filed 2008·Granted Jul 10, 2012·15 cites·20 claims
- 0590US4795979AMethod and apparatus for determining cylinder #1 power firing event in wasted spark ignition systemsSUN ELECTRIC CORP·Filed 1986·Granted Jan 3, 1989·37 cites·9 claims
- 0690US4125894AEngine test and display apparatusSUN ELECTRIC CORP·Filed 1977·Granted Nov 14, 1978·70 cites·128 claims
- 0787US10509810B2Method for updating map displaysNEVER SEARCH INC·Filed 2017·Granted Dec 17, 2019·2 cites·25 claims
- 0886US6714846B2Diagnostic directorSNAP ON TECH INC·Filed 2002·Granted Mar 30, 2004·89 cites·30 claims
- 0985US5442170AProgrammable cable adaptor for connecting different automobile computers to diagnostic equipmentBALCO INC·Filed 1994·Granted Aug 15, 1995·67 cites·26 claims
- 1083US4348732AMethod and apparatus for engine exhaust analyzerSUN ELECTRIC CORP·Filed 1980·Granted Sep 7, 1982·41 cites·19 claims
- 1182US11086910B2Information mapping approachesNEVER SEARCH INC·Filed 2019·Granted Aug 10, 2021·1 cites·20 claims
- 1282US9152981B2Information mapping approachesNEVER SEARCH INC·Filed 2014·Granted Oct 6, 2015·3 cites·10 claims
- 1381US7350159B2Integrated diagnostic systemSNAP ON TOOLS CORP·Filed 2002·Granted Mar 25, 2008·24 cites·14 claims
- 1479US12189666B2Information mapping approachesNEVER SEARCH INC·Filed 2022·Granted Jan 7, 2025·0 cites·20 claims
- 1579US5189912AUltrasonic wheel measuring apparatus and wheel balancer incorporating sameINTERBALCO AG·Filed 1992·Granted Mar 2, 1993·47 cites·20 claims
- 1679US4337515AAutomotive engine analyzer for indicating a no-connection condition of engine test leadsSUN ELECTRIC CORP·Filed 1980·Granted Jun 29, 1982·19 cites·10 claims
- 1775US11372903B2Systems and methods for providing mapping informationNEVER SEARCH INC·Filed 2020·Granted Jun 28, 2022·0 cites·27 claims
- 1872US9177330B2Information mapping approachesNEVER SEARCH INC·Filed 2014·Granted Nov 3, 2015·0 cites·18 claims
- 1963US5068613AMethod and apparatus for generating display waveforms im wasted spark ignition systemsSUN ELECTRIC CORP·Filed 1988·Granted Nov 26, 1991·11 cites·9 claims
- 2061US9599479B2Broadcast map program method employing point-of-interest, geo-coordinate validation by a trusted personNEVER-SEARCH INC·Filed 2015·Granted Mar 21, 2017·0 cites·10 claims
- 2160US4328546AApparatus for evaluating the performance of an internal combustion engine using exhaust gas emission dataSUN ELECTRIC CORP·Filed 1980·Granted May 4, 1982·19 cites·23 claims
- 2249US4309900AApparatus for measurement and display of relative compression by cylinderSUN ELECTRIC CORP·Filed 1980·Granted Jan 12, 1982·13 cites·16 claims
- 2340US2005193252A1Integrated diagnostic systemSNAP ON TECH INC·Filed 2005·Application pending·0 cites
- 2435US5949399AElectronic signal measurement apparatus for the acquisition and display of short-duration analog signal eventsSNAP ON TECH INC·Filed 1996·Granted Sep 7, 1999·6 cites·8 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →