Inventor · disambiguated record
Kevin Mcquistian
Also filed as: MCQUISTIAN KEVIN · MCQUISTIAN KEVIN M
12 granted patents·3 pending applications·122 citations·filing 1988–2021
90Inventor score
Top patents by PatentIndex Score
15 records- 0171US8485687B2Light assemblyMCQUISTIAN KEVIN·Filed 2010·Granted Jul 16, 2013·9 cites·17 claims
- 0270US6149106ARailroad switch point position indicatorUNION SWITCH & SIGNAL INC·Filed 1998·Granted Nov 21, 2000·31 cites·15 claims
- 0362US5176350AEquipment mounting assembly for railroad car couplersUNION SWITCH & SIGNAL INC·Filed 1988·Granted Jan 5, 1993·19 cites·18 claims
- 0460US6062514ARailway switch circuit controllerUNION SWITCH & SIGNAL INC·Filed 1998·Granted May 16, 2000·22 cites·26 claims
- 0558US10953897B2Electronic circuit controller for railway switch machine, railway switch machine and railway switching system including sameANSALDO STS USA INC·Filed 2017·Granted Mar 23, 2021·1 cites·14 claims
- 0653US7168662B1Hollow tie railroad switching assemblyUNION SWITCH & SIGNAL INC·Filed 2003·Granted Jan 30, 2007·18 cites·18 claims
- 0751US6648276B1Drop down lug for railroad switch applicationUNION SWITCH & SIGNAL INC·Filed 2002·Granted Nov 18, 2003·11 cites·52 claims
- 0850US2010224691A1Retention Assembly and Railway Spike Assembly Incorporating SameANSALDO STS USA INC·Filed 2009·Application pending·0 cites
- 0949US12325458B2Independent rail test release mechanismHITACHI RAIL STS USA INC·Filed 2021·Granted Jun 10, 2025·0 cites·14 claims
- 1049US9592843B2System and method for identifying point detection calibration prior to point detector lock-out and switch machine failureANSALDO STS USA INC·Filed 2014·Granted Mar 14, 2017·1 cites·12 claims
- 1148US10370013B2System and method for identifying point detection calibration prior to point detector lock-out and switch machine failureANSALDO STS USA INC·Filed 2017·Granted Aug 6, 2019·0 cites·9 claims
- 1246US2008093507A1Concrete tieUNION SWITCH & SIGNAL INC·Filed 2006·Application pending·0 cites
- 1340US2008093508A1Unitary body hollow tie for a switch machineUNION SWITCH & SIGNAL INC·Filed 2006·Application pending·0 cites
- 1438US6474605B1Point detector sleeve for railroad switch machine and associated methodUNION SWITCH & SIGNAL INC·Filed 2001·Granted Nov 5, 2002·5 cites·22 claims
- 1529US6138959ALow profile switch machine gear boxUNION SWITCH & SIGNAL INC·Filed 1998·Granted Oct 31, 2000·5 cites·12 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →