Average Co-Inventor Count = 2.43
ph-index = 3
The patent ph-index is calculated by counting the number of publications for which an author has been cited by other authors at least that same number of times.
Company Filing History:
1. Westinghouse Air Brake Technologies Corporation (6 from 338 patents)
2. Wabtec Holding Corporation (3 from 192 patents)
3. Transportation IP Holdings, LLC (2 from 544 patents)
13 patents:
1. 12275327 - Vehicle control system and method
2. 12060095 - Alerting system and method
3. 11827259 - Method and system for transmitting enforceable instructions in vehicle control systems
4. 11701970 - Systems and methods for controlled traversal of phase breaks
5. 11639188 - Work zone instruction verification system
6. 11447034 - Vehicle control system and method
7. 11257305 - Vehicle control system and method
8. 11148692 - Alerting system and method
9. 10919551 - Method and system for transmitting enforceable instructions in vehicle control systems
10. 10421473 - System, method, and apparatus for providing backup of electronic instruction to a locomotive or train
11. 10081378 - Method and system for transmitting enforceable instructions in positive train control systems
12. D401736 - Bed roll for children
13. D388611 - Ornamental pouch having multiple pockets for carrying miscellaneous