WABTEC HOLDING CORP.
200Patents
158Active
200Granted
57Portfolio score
Filing activity: Feb 23, 1998 → May 6, 2021 · 67 expiring within 5 years
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6081769A | Method and apparatus for determining the overall length of a train | Performing Operations; Transporting | 69 | Expired |
| US6782044B1 | Radio interference detection and screening system for locomotive control unit radios | Electricity | 58 | Expired |
| US8428798B2 | Short headway communications based train control system | Electricity | 55 | Active |
| US7398140B2 | Operator warning system and method for improving locomotive operator vigilance | Physics | 45 | Expired |
| US7416262B2 | Brake system with integrated car load compensating arrangement | Performing Operations; Transporting | 44 | Expired |
| US7360803B2 | Lock assembly | Emerging Cross-Sectional Technologies | 38 | Expired |
| US9283945B1 | Braking systems and methods of determining a safety factor for a braking model for a train | Performing Operations; Transporting | 24 | Active |
| USD582750S1 | Modular transit assist handle | General | 22 | Expired |
| US6839664B1 | Electrically controlled pneumatic end of train pneumatic emulation system | Performing Operations; Transporting | 22 | Expired |
| US7140477B2 | Automatic parking brake for a rail vehicle | Performing Operations; Transporting | 22 | Expired |
| US8478463B2 | Train control method and system | Performing Operations; Transporting | 20 | Active |
| US7802662B2 | Slack adjuster for railway vehicle brake rigging | Performing Operations; Transporting | 18 | Active |
| US7769509B2 | Freight car event recorder | Performing Operations; Transporting | 18 | Active |
| US8214091B2 | System and method to determine train location in a track network | Performing Operations; Transporting | 16 | Active |
| US7468564B2 | Air turbine generator | Electricity | 14 | Active |
| US7765859B2 | Method and system for determining brake shoe effectiveness | Performing Operations; Transporting | 13 | Active |
| US9168936B2 | System and method of transforming movement authority limits | Performing Operations; Transporting | 11 | Active |
| US7802524B1 | Constant contact side bearing assembly with improved cap machining for a railcar | Performing Operations; Transporting | 11 | Active |
| US7466041B2 | Wireless powerless switch sensor | Electricity | 11 | Expired |
| US6422531B1 | ECP manifold valve inserts | Emerging Cross-Sectional Technologies | 11 | Expired |
| US10077033B2 | Braking systems and methods for determining dynamic braking data for a braking model for a train | Performing Operations; Transporting | 10 | Active |
| US9846025B2 | Track data determination system and method | Physics | 10 | Active |
| US8006815B2 | Parking brake assembly for railway vehicle brake system | Performing Operations; Transporting | 9 | Active |
| US8914162B2 | System, method, and apparatus to detect and report track structure defects | Performing Operations; Transporting | 9 | Active |
| US9083861B2 | Visual data collection system for a train | Performing Operations; Transporting | 8 | Active |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.