Inventor · disambiguated record
Firth Whitwam
Also filed as: WHITWAM FIRTH
11 granted patents·1 pending application·53 citations·filing 2012–2020
87Inventor score
Top patents by PatentIndex Score
12 records- 0194US9327743B2Guideway mounted vehicle localization systemTHALES CANADA INC·Filed 2015·Granted May 3, 2016·27 cites·20 claims
- 0280US11603122B2Over-speed protection deviceTHALES CANADA INC·Filed 2020·Granted Mar 14, 2023·1 cites·20 claims
- 0379US9002546B2Control of automatic guided vehicles without wayside interlockingWHITWAM FIRTH·Filed 2012·Granted Apr 7, 2015·10 cites·38 claims
- 0471US11465660B2Apparatuses, systems, methods, and software for train control and tracking using multi sensors, SSD/QR signs, and/or RF reflectorsTHALES CANADA INC·Filed 2018·Granted Oct 11, 2022·2 cites·20 claims
- 0570US9387867B2Fusion sensor arrangement for guideway mounted vehicle and method of using the sameTHALES CANADA INC·Filed 2013·Granted Jul 12, 2016·4 cites·20 claims
- 0667US9499185B2Wayside guideway vehicle detection and switch deadlocking system with a multimodal guideway vehicle sensorTHALES CANADA INC·Filed 2013·Granted Nov 22, 2016·3 cites·20 claims
- 0766US8989985B2Vehicle-based positioning system and method of using the sameTHALES CANADA INC·Filed 2013·Granted Mar 24, 2015·3 cites·20 claims
- 0858US10220863B2Guideway mounted vehicle localization systemTHALES CANADA INC·Filed 2018·Granted Mar 5, 2019·0 cites·22 claims
- 0954US9950721B2Guideway mounted vehicle localization systemTHALES CANADA INC·Filed 2016·Granted Apr 24, 2018·0 cites·20 claims
- 1052US9828011B2Communication system for guideway mounted vehicle and method of using the sameTHALES CANADA INC·Filed 2013·Granted Nov 28, 2017·2 cites·21 claims
- 1148US9156482B2Locator loop control system and method of using the sameTHALES CANADA INC·Filed 2013·Granted Oct 13, 2015·1 cites·20 claims
- 1248US2015066558A1Context aware command and control systemTHALES CANADA INC·Filed 2013·Application pending·0 cites
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