Assignee
SUN ELECTRIC CORP
73 granted patents·1,510 citations·filing 1973–1991
Top patents by PatentIndex Score
73 records- 0198US4423379ABattery testing techniquesSUN ELECTRIC CORP·Filed 1981·Granted Dec 27, 1983·254 cites·28 claims
- 0296US5218302AInterface for coupling an analyzer to a distributorless ignition systemSUN ELECTRIC CORP·Filed 1991·Granted Jun 8, 1993·66 cites·8 claims
- 0394US4907176AFlag generation systemSUN ELECTRIC CORP·Filed 1988·Granted Mar 6, 1990·117 cites·14 claims
- 0494US4128005AAutomated engine component diagnostic techniquesSUN ELECTRIC CORP·Filed 1977·Granted Dec 5, 1978·94 cites·12 claims
- 0593US4270174ARemote site engine test techniquesSUN ELECTRIC CORP·Filed 1979·Granted May 26, 1981·130 cites·23 claims
- 0690US4795979AMethod 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
- 0790US4125894AEngine test and display apparatusSUN ELECTRIC CORP·Filed 1977·Granted Nov 14, 1978·70 cites·128 claims
- 0883US4348732AMethod and apparatus for engine exhaust analyzerSUN ELECTRIC CORP·Filed 1980·Granted Sep 7, 1982·41 cites·19 claims
- 0981US4285233ASystem for hot testing enginesSUN ELECTRIC CORP·Filed 1979·Granted Aug 25, 1981·35 cites·14 claims
- 1079US4337515AAutomotive engine analyzer for indicating a no-connection condition of engine test leadsSUN ELECTRIC CORP·Filed 1980·Granted Jun 29, 1982·19 cites·10 claims
- 1177US4270080AAutomatic battery charge apparatus and methodSUN ELECTRIC CORP·Filed 1978·Granted May 26, 1981·52 cites·28 claims
- 1277US3935427ACar diagnosis systemSUN ELECTRIC CORP·Filed 1973·Granted Jan 27, 1976·26 cites·5 claims
- 1374US4518268ADiesel engine diagnostic systemSUN ELECTRIC CORP·Filed 1983·Granted May 21, 1985·31 cites·20 claims
- 1473US4027532ACompression testing apparatusSUN ELECTRIC CORP·Filed 1976·Granted Jun 7, 1977·22 cites·34 claims
- 1571US4108362AVehicle diagnosis data entry systemSUN ELECTRIC CORP·Filed 1977·Granted Aug 22, 1978·20 cites·7 claims
- 1669US3959725ADistributor voltage sensorSUN ELECTRIC CORP·Filed 1974·Granted May 25, 1976·24 cites·6 claims
- 1768US4005356AIgnition wave analyzer interfaceSUN ELECTRIC CORP·Filed 1975·Granted Jan 25, 1977·11 cites·17 claims
- 1867US4418566AGas analyzing techniquesSUN ELECTRIC CORP·Filed 1982·Granted Dec 6, 1983·15 cites·6 claims
- 1967US4393694AVehicle steering and front-end alignment defect detectorSUN ELECTRIC CORP·Filed 1981·Granted Jul 19, 1983·27 cites·16 claims
- 2067US4145746AEngine tester display and printing techniquesSUN ELECTRIC CORP·Filed 1977·Granted Mar 20, 1979·21 cites·16 claims
- 2165US4266189ACurrent measuring apparatus and methodSUN ELECTRIC CORP·Filed 1976·Granted May 5, 1981·30 cites·25 claims
- 2265US3952589AApparatus for testing a wheeled vehicleSUN ELECTRIC CORP·Filed 1974·Granted Apr 27, 1976·15 cites·5 claims
- 2364US4428224AApparatus and method for testing of a rotary movement-electrical signal transducer systemSUN ELECTRIC CORP·Filed 1980·Granted Jan 31, 1984·13 cites·5 claims
- 2463US5068613AMethod and apparatus for generating display waveforms im wasted spark ignition systemsSUN ELECTRIC CORP·Filed 1988·Granted Nov 26, 1991·11 cites·9 claims
- 2560US4328546AApparatus 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
- 2658USD249938STachometerSUN ELECTRIC CORP·Filed 1976·Granted Oct 17, 1978·6 cites·1 claims
- 2756US5175501AMethod of deriving a primary clock from secondary signals in a distributorless ignition systemSUN ELECTRIC CORP·Filed 1991·Granted Dec 29, 1992·10 cites·5 claims
- 2855USD313947SCombined engine analyzer and cartSUN ELECTRIC CORP·Filed 1987·Granted Jan 22, 1991·7 cites·1 claims
- 2955US4480191AAutomatic gain control for an infrared source of an automotive emissions analyzerSUN ELECTRIC CORP·Filed 1982·Granted Oct 30, 1984·20 cites·13 claims
- 3055US4138641AInstrument amplifier and load driver having offset elimination and common mode rejectionSUN ELECTRIC CORP·Filed 1977·Granted Feb 6, 1979·14 cites·23 claims
- 3154US4181016AProcess and apparatus for testing hydraulic control systemsSUN ELECTRIC CORP·Filed 1978·Granted Jan 1, 1980·15 cites·7 claims
- 3252US4320506AApparatus and method for simulation testing of an anti-block systemSUN ELECTRIC CORP·Filed 1980·Granted Mar 16, 1982·14 cites·13 claims
- 3352US4174627ATest stand for an internal combustion engine testing systemSUN ELECTRIC CORP·Filed 1978·Granted Nov 20, 1979·13 cites·22 claims
- 3452US4123674AVoltage peak short store systemSUN ELECTRIC CORP·Filed 1976·Granted Oct 31, 1978·6 cites·8 claims
- 3552US3940977ASignal disabling engine diagnosing apparatusSUN ELECTRIC CORP·Filed 1974·Granted Mar 2, 1976·14 cites·9 claims
- 3650USD250178SDwell/tachometerSUN ELECTRIC CORP·Filed 1976·Granted Nov 7, 1978·4 cites·1 claims
- 3750USD249876SInductive clampSUN ELECTRIC CORP·Filed 1976·Granted Oct 10, 1978·4 cites·1 claims
- 3850USD248630STiming lightSUN ELECTRIC CORP·Filed 1976·Granted Jul 25, 1978·4 cites·1 claims
- 3949US4309900AApparatus for measurement and display of relative compression by cylinderSUN ELECTRIC CORP·Filed 1980·Granted Jan 12, 1982·13 cites·16 claims
- 4048USD313764SDiagnostic analyzerSUN ELECTRIC CORP·Filed 1987·Granted Jan 15, 1991·5 cites·1 claims
- 4145US4312043AApparatus and method for determining the integrity of a distributor for an engineSUN ELECTRIC CORP·Filed 1980·Granted Jan 19, 1982·12 cites·9 claims
- 4244USD310494SComputer analyzerSUN ELECTRIC CORP·Filed 1987·Granted Sep 11, 1990·5 cites·1 claims
- 4344US4872004APlural source arbitration systemSUN ELECTRIC CORP·Filed 1988·Granted Oct 3, 1989·18 cites·5 claims
- 4444US4249171AVector display scopeSUN ELECTRIC CORP·Filed 1979·Granted Feb 3, 1981·8 cites·9 claims
- 4544US3999127AApparatus and method for automatically testing the generator and regulator of a motor vehicleSUN ELECTRIC CORP·Filed 1974·Granted Dec 21, 1976·10 cites·12 claims
- 4643US4881183AMethod and apparatus for emission testingSUN ELECTRIC CORP·Filed 1988·Granted Nov 14, 1989·14 cites·2 claims
- 4743US4179649AVoltage supply apparatus powered from a vehicular electrical systemSUN ELECTRIC CORP·Filed 1978·Granted Dec 18, 1979·12 cites·3 claims
- 4842USD268174SElectronic engine analyzerSUN ELECTRIC CORP·Filed 1980·Granted Mar 8, 1983·5 cites·1 claims
- 4939US4144573AMetering systemSUN ELECTRIC CORP·Filed 1976·Granted Mar 13, 1979·5 cites·29 claims
- 5038US5150461AFixed point method of video display scalingSUN ELECTRIC CORP·Filed 1988·Granted Sep 22, 1992·7 cites·5 claims
Showing the top 50 of 73 patent records by PatentIndex Score.
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