Issued Patents All Time
Showing 1–23 of 23 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11603122 | Over-speed protection device | Walter Kinio, Rudy Rochefort, Firth Whitwam | 2023-03-14 |
| 11467191 | Wetting current control for input circuit | Serge Kniazev, Peter Spasopoulos, Carl Schwellnus | 2022-10-11 |
| 11422962 | Method and system for high integrity can bus traffic supervision in safety critical application | Alon Green, Mihai Lungu | 2022-08-23 |
| 10332708 | Seamless switchover system and method | Mihai Lungu, Janice Zhao | 2019-06-25 |
| 9618909 | Safety assurance of multiple redundant systems | David Doyle | 2017-04-11 |
| 9469318 | Dynamic wheel diameter determination system and method | Walter Kinio, Ernest Sue | 2016-10-18 |
| 9470706 | Powerless vehicle movement detector | David Dimmer | 2016-10-18 |
| 9390385 | Guideway-guided vehicle detection based on RFID system | Boyd McKillican, Cameron Fraser | 2016-07-12 |
| 9381927 | Train detection system and method of detecting train movement and location | David Dimmer | 2016-07-05 |
| 9156482 | Locator loop control system and method of using the same | Firth Whitwam, Mohammed El-Azizy, Philip Chorazy | 2015-10-13 |
| 9128815 | Control system for vehicle in a guideway network | Norman Chong | 2015-09-08 |
| 9128841 | Remote shutdown via fiber | Cameron Fraser, Serge Kniazev | 2015-09-08 |
| 9096245 | Railway signaling system with redundant controllers | Virgil Lostun, Sergio Mammoliti, Cameron Fraser | 2015-08-04 |
| 9085310 | Method of determining the position of a vehicle moving along a guideway | Boyd McKillican | 2015-07-21 |
| 9037339 | Automatic and vital determination of train length and configuration | Ioan Farcasiu, Dave Dimmer | 2015-05-19 |
| 9002546 | Control of automatic guided vehicles without wayside interlocking | Firth Whitwam | 2015-04-07 |
| 8942868 | Train end and train integrity circuit for train control system | Ioan Farcasiu, Paul Dooyeweerd | 2015-01-27 |
| 8676411 | System for grade crossing protection | — | 2014-03-18 |
| 8668170 | Railway signaling system with redundant controllers | Virgil Lostun, Sergio Mammoliti, Cameron Fraser | 2014-03-11 |
| 8576114 | Location of a transponder center point | Pat Seitz | 2013-11-05 |
| 8548655 | Method and system for grade crossing protection | — | 2013-10-01 |
| 8477067 | Vehicle localization system | — | 2013-07-02 |
| 6876907 | Remote restart for an on-board train controller | Vlad Mitroi | 2005-04-05 |