Assignee
LISK CO G W
US·23 granted patents·10 pending applications·350 citations·filing 1983–2025
Top patents by PatentIndex Score
33 records- 0194US4604600ASolenoid construction and method for making the sameLISK CO G W·Filed 1985·Granted Aug 5, 1986·72 cites·33 claims
- 0291US11664144B2Single coil apparatus and methodLISK CO G W·Filed 2019·Granted May 30, 2023·4 cites·24 claims
- 0390US4539542ASolenoid construction and method for making the sameLISK CO G W·Filed 1983·Granted Sep 3, 1985·42 cites·29 claims
- 0487US4662605ASpool drive for pressure regulating, proportional solenoid valveLISK CO G W·Filed 1985·Granted May 5, 1987·68 cites·13 claims
- 0583US5234265AValve for automatic brake systemLISK CO G W·Filed 1992·Granted Aug 10, 1993·33 cites·13 claims
- 0682US7581302B2Solenoid valve combining a core and cartridge in a single pieceLISK CO G W·Filed 2005·Granted Sep 1, 2009·14 cites·33 claims
- 0780US6601821B2Proportional control valve assembly for exhaust gas recirculation systemLISK CO G W·Filed 2001·Granted Aug 5, 2003·24 cites·22 claims
- 0880US5123718AValve for automatic brake systemLISK CO G W·Filed 1990·Granted Jun 23, 1992·29 cites·5 claims
- 0979US6883320B2Control system regulating air flow to engine intakeLISK CO G W·Filed 2003·Granted Apr 26, 2005·26 cites·21 claims
- 1078US12416361B2Valve assembly and methodLISK CO G W·Filed 2024·Granted Sep 16, 2025·0 cites·20 claims
- 1178US12057267B2Single coil apparatus and methodLISK CO G W·Filed 2023·Granted Aug 6, 2024·0 cites·19 claims
- 1278US2025277496A1Electro-hydrostatic actuatorLISK CO G W·Filed 2025·Application pending·0 cites
- 1373US11971106B2Valve assembly and methodLISK CO G W·Filed 2023·Granted Apr 30, 2024·0 cites·16 claims
- 1469US12305671B2Electro-hydrostatic actuatorLISK CO G W·Filed 2021·Granted May 20, 2025·0 cites·19 claims
- 1567US11598428B2Valve assembly and methodLISK CO G W·Filed 2019·Granted Mar 7, 2023·0 cites·15 claims
- 1665US6218922B1Bearings for proportional solenoidLISK CO G W·Filed 2000·Granted Apr 17, 2001·13 cites·11 claims
- 1760US9206908B2Pin mechanismLISK CO G W·Filed 2014·Granted Dec 8, 2015·3 cites·4 claims
- 1846US2024240728A1Electrically actuated valve controlLISK CO G W·Filed 2022·Application pending·0 cites
- 1945US5306076AProportional control valve with pressure compensationLISK CO G W·Filed 1992·Granted Apr 26, 1994·13 cites·31 claims
- 2044US12412691B2Method and apparatus having a single coil with embedded magnetsLISK CO G W·Filed 2021·Granted Sep 9, 2025·0 cites·19 claims
- 2144US9146562B2Adjustable doser valveLISK CO G W·Filed 2013·Granted Sep 29, 2015·0 cites·4 claims
- 2244US2019252101A1Method and apparatus for electromagnetic wound coilLISK CO G W·Filed 2018·Application pending·0 cites
- 2344US2011168271A1Adjustable Doser ValveLISK CO G W·Filed 2009·Application pending·0 cites
- 2442US12327997B2Intrinsically safe circuitryLISK CO G W·Filed 2019·Granted Jun 10, 2025·0 cites·7 claims
- 2541US9951726B2Method and apparatus to prevent rotationLISK CO G W·Filed 2016·Granted Apr 24, 2018·0 cites·26 claims
- 2641US2011031425A1Motor operated butterfly valveLISK CO G W·Filed 2009·Application pending·0 cites
- 2741US2011031426A1Engine control valve system with motorLISK CO G W·Filed 2009·Application pending·0 cites
- 2838US2009178551A1Servo system using feedbackLISK CO G W·Filed 2009·Application pending·0 cites
- 2933US10060402B2Injector valveLISK CO G W·Filed 2015·Granted Aug 28, 2018·0 cites·2 claims
- 3033US2022099050A1Flow control method, system and apparatusLISK CO G W·Filed 2020·Application pending·0 cites
- 3132US2022336131A1Method and apparatus for solenoid tubeLISK CO G W·Filed 2020·Application pending·0 cites
- 3227US5725344APositioning device and method of useLISK CO G W·Filed 1997·Granted Mar 10, 1998·9 cites·1 claims
- 3327US2018030936A1Exhaust gas recirculation valve having crowned splineLISK CO G W·Filed 2016·Application pending·0 cites
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →