| 12473000 |
Vehicle control systems and methods |
Jeffrey H. Chapman, Jeffrey D. Kernwein, Jared Little, Vinaykanth V. Mudiam |
2025-11-18 |
|
| 12325456 |
Systems and methods for detecting brake system anomalies |
Ann K. Grimm, Kevin Angel, James E. Trainor, Phillip A. Burgart, Kendrick W. Gawne |
2025-06-10 |
|
| 12275327 |
Vehicle control system and method |
Andrew Ryan Staats, Karen A. Shaw, Ajith Kuttannair Kumar, Glenn Robert Shaffer |
2025-04-15 |
|
| 11958512 |
Monitoring and communication device of a vehicle |
Carl L. Haas, Padam Dhoj Swar, Danial Rice, Christopher Claussen, Joseph Gorman +8 more |
2024-04-16 |
$99,336,000 |
| 11890965 |
Vehicle control system and method |
James E. Trainor, Jeffrey John Wolff, Timothy W. Brown, Henry Todd Young, Lindsay Short +9 more |
2024-02-06 |
$32,809,000 |
| 11871234 |
Secure vehicle to vehicle PTC communication |
Rebecca W. Dreasher, Adam Hausmann, Matthew Vrba, Edward J. Kuchar, James G. Lucas +18 more |
2024-01-09 |
|
| 11820343 |
System and method for detection of multi-vehicle system separation |
— |
2023-11-21 |
$85,554,000 |
| 11605248 |
Systems and methods for communicating vehicular event alerts |
— |
2023-03-14 |
$63,315,000 |
| 11447034 |
Vehicle control system and method |
Andrew Ryan Staats, Karen A. Shaw, Ajith Kuttannair Kumar, Glenn Robert Shaffer |
2022-09-20 |
|
| 11385066 |
Vehicle navigation and control system and method |
Jeffrey D. Kernwein, Michael Bratcher |
2022-07-12 |
$38,835,000 |
| 11332172 |
Method of wheel calibration |
— |
2022-05-17 |
$29,766,000 |
| 11267496 |
Vehicle system |
Edward J. Kuchar, Andrew Ryan Staats, Shannon K. Struttmann |
2022-03-08 |
|
| 11014588 |
Computing train route for PTC onboard system to navigate over a loop track |
Amit Saxena |
2021-05-25 |
$61,050,000 |
| 11004228 |
Image based train length determination |
Benjamin Henniges |
2021-05-11 |
$60,429,000 |
| 10994651 |
Method and system for notifying an operator |
Igor Abrosimov, Brian Kurz |
2021-05-04 |
$31,844,000 |
| 10889276 |
Method and apparatus for learning and validating brake deceleration rates |
Andrew Ryan Staats, Keith E. Smith, Brian James Langstraat, Stuart J. Barr, Jeffrey D. Kernwein |
2021-01-12 |
$149,608,000 |
| 10392040 |
Systems and methods for determining track location and/or direction of travel |
Jeffrey D. Kernwein |
2019-08-27 |
$104,426,000 |
| 10077033 |
Braking systems and methods for determining dynamic braking data for a braking model for a train |
Dennis W. Sutherland |
2018-09-18 |
$29,729,000 |
| 9714041 |
Train control system and method |
— |
2017-07-25 |
$28,882,000 |
| 9296379 |
Braking systems and methods for determining dynamic braking data for a braking model for a train |
Dennis W. Sutherland |
2016-03-29 |
$37,771,000 |
| 9283945 |
Braking systems and methods of determining a safety factor for a braking model for a train |
Jeffrey D. Kernwein, Dennis W. Sutherland, Kristofer M. Ruhland |
2016-03-15 |
$37,453,000 |