Franke; Raymond C.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Franke; Raymond C..The latest application filed is for "railroad switch machine".
- Franke; Raymond C. - Glenshaw PA
- Franke; Raymond C. - Shaler Township Allegheny County
- Franke; Raymond C. - Allison Park PA
| Patent | Date |
|---|---|
| Railroad switch machine Grant 8,348,202 - Franke January 8, 2 | 2013-01-08 |
| Railroad Switch Machine App 20090308985 - FRANKE; RAYMOND C. | 2009-12-17 |
| Method and system providing sleep and wake-up modes for railway track circuit unit Grant 7,464,904 - Vehar , et al. December 16, 2 | 2008-12-16 |
| Electronic vital relay Grant 7,296,770 - Franke November 20, 2 | 2007-11-20 |
| Electronic vital relay App 20060266889 - Franke; Raymond C. | 2006-11-30 |
| Method and system providing sleep and wake-up modes for railway track circuit unit App 20060249631 - Vehar; RichardW ; et al. | 2006-11-09 |
| Controller for switch machine Grant 6,484,974 - Franke , et al. November 26, 2 | 2002-11-26 |
| Railway switch machine point detection system App 20010054670 - Franke, Raymond C. | 2001-12-27 |
| Motor control apparatus for a railway switch machine Grant 6,300,734 - Franke , et al. October 9, 2 | 2001-10-09 |
| Cab signal apparatus and method Grant 5,459,663 - Franke October 17, 1 | 1995-10-17 |
| Cab signalling system utilizing coded track circuit signals Grant 5,263,670 - Colbaugh , et al. November 23, 1 | 1993-11-23 |
| Master-Satellite railway track circuit Grant 5,145,131 - Franke September 8, 1 | 1992-09-08 |
| Railway track circuit for electrified territory including impedance bonds and insulated joints Grant 4,723,738 - Franke February 9, 1 | 1988-02-09 |
| Synchronous rectification track circuit Grant 4,723,739 - Franke February 9, 1 | 1988-02-09 |
| Locomotive speed control apparatus Grant 4,118,774 - Franke October 3, 1 | 1978-10-03 |
| Train Speed Control System Grant 3,794,833 - Blazek , et al. February 26, 1 | 1974-02-26 |
| Acknowledging Circuit Arrangement Grant 3,696,356 - Franke , et al. October 3, 1 | 1972-10-03 |
| Fail-safe Vehicle Brake Assuring Grant 3,626,177 - Franke December 7, 1 | 1971-12-07 |
| Fail-safe Circuit Arrangement Grant 3,553,488 - Darrow , et al. January 5, 1 | 1971-01-05 |
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