Inventor
HAAS CARL L
US25 patents
⚠️ This page may combine multiple inventors who share the name “HAAS CARL L”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
WESTINGHOUSE AIR BRAKE TECH CORP
12 patentsUS11889395B2Jan 30, 2024
Vehicle communication via multiple wireless communication links
WESTINGHOUSE AIR BRAKE TECH CORP5 citations83
US11814020B2Nov 14, 2023
Brake control system
WESTINGHOUSE AIR BRAKE TECH CORP2 citations71
US11129220B2Sep 21, 2021
Vehicle communication via multiple wireless communication links
WESTINGHOUSE AIR BRAKE TECH CORP3 citations70
US11958512B2Apr 16, 2024
Monitoring and communication device of a vehicle
WESTINGHOUSE AIR BRAKE TECH CORP2 citations69
US11891030B2Feb 6, 2024
Multi-vehicle braking system
WESTINGHOUSE AIR BRAKE TECH CORP2 citations69
US10399551B2Sep 3, 2019
System, method, and apparatus for improving safety of ECP-equipped trains with flammable cargo
WESTINGHOUSE AIR BRAKE TECH CORP4 citations68
US12323890B2Jun 3, 2025
Vehicle communication via multiple wireless communication links
WESTINGHOUSE AIR BRAKE TECH CORP0 citations60
US12549849B2Feb 10, 2026
Monitoring and communication device of a vehicle
WESTINGHOUSE AIR BRAKE TECH CORP0 citations59
US11716111B2Aug 1, 2023
Communication system and method
WESTINGHOUSE AIR BRAKE TECH CORP0 citations59
US11613243B2Mar 28, 2023
Vehicle control system
WESTINGHOUSE AIR BRAKE TECH CORP0 citations58
US11654943B2May 23, 2023
End of vehicle device with integrated antenna
WESTINGHOUSE AIR BRAKE TECH CORP0 citations57
US10965755B2Mar 30, 2021
Communication system and method
WESTINGHOUSE AIR BRAKE TECH CORP0 citations50
WABTEC HOLDING CORP
6 patentsUS9460566B2Oct 4, 2016
Data recorder system and unit for a vehicle
WABTEC HOLDING CORP8 citations81
US10198882B2Feb 5, 2019
Data recorder system and unit for a vehicle
WABTEC HOLDING CORP1 citations70
US11030834B2Jun 8, 2021
Data recorder system and unit for a vehicle
WABTEC HOLDING CORP1 citations67
US10140790B2Nov 27, 2018
Data recorder system and unit for a vehicle
WABTEC HOLDING CORP1 citations60
US11749034B2Sep 5, 2023
Data recorder system and unit for a vehicle
WABTEC HOLDING CORP0 citations59
US9689910B2Jun 27, 2017
Detecting faults in a two-wire power line
WABTEC HOLDING CORP0 citations51
TRANSP IP HOLDINGS LLC
5 patentsUS12037035B2Jul 16, 2024
Communication system and method
TRANSP IP HOLDINGS LLC1 citations59
US12330698B2Jun 17, 2025
End of train device with integrated antenna
TRANSP IP HOLDINGS LLC1 citations58
US12351217B2Jul 8, 2025
Vehicle system with second power source
TRANSP IP HOLDINGS LLC0 citations51
US11932292B2Mar 19, 2024
Vehicle and route monitoring system
TRANSP IP HOLDINGS LLC0 citations49
US11818631B2Nov 14, 2023
Communication device for detecting messages based on signal strength
TRANSP IP HOLDINGS LLC0 citations49