Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8302915 | Hydraulic motor for railway switches | — | 2012-11-06 |
| 7686258 | System for a greaseless switch assembly | — | 2010-03-30 |
| 7341226 | Movable point frog switching assembly | Wallace Catanach, Charles Crawford, Miles Metschke | 2008-03-11 |
| 7300023 | Machine for railway switching | — | 2007-11-27 |
| 7152830 | Switch machine improvements | John Patrick Dowell, Charles Crawford, Michael Lee Ashton, Edward A. Croteau, Wallace Catanach | 2006-12-26 |
| 6691958 | Switch machine | — | 2004-02-17 |
| 6152277 | Load limiting device to transmit an axial motion to operating mechanisms | Claudio Siliani | 2000-11-28 |
| 5292091 | Operating device for railway switches, particularly for high-speed lines | Ugo Callegari, Giovanni Gritti, Claudio Siliani | 1994-03-08 |