Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8483893 | System and method of determining train length | — | 2013-07-09 |
| 7206676 | Automated manipulation system and method in a transit system | Michael Cross, Gary S. Krut, William Ruhe, John T. DeGrave, Linda F. Clawson +1 more | 2007-04-17 |
| 7027897 | Apparatus and method for suppressing mechanical resonance in a mass transit vehicle | Jian Qiang Shen, Fred S. Marton, Linda F. Clawson | 2006-04-11 |
| 6636814 | Light rail vehicle having predictive diagnostic system for motor driven automated doors | Curtis W. McCullers, Dean J. Campbell, Andreas H. Etzel, Alice E. Smith | 2003-10-21 |
| 5803411 | Method and apparatus for initializing an automated train control system | Joseph R. Ackerman, Angela C. Patel | 1998-09-08 |
| 5104037 | Microprocessor controlled climate control device for a plurality of mass transit vehicles | Carl K. Hvozda | 1992-04-14 |
| 5009148 | Vehicle air exchange according to passenger load | Carl K. Hvozda, Robert N. Neddermeyer, III, Alexander Feld | 1991-04-23 |