Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6362534 | Apparatus and method for extracting energy from a passing train | — | 2002-03-26 |
| 4812826 | Thermal sensor for detection of railroad bearing failures | Alberto M. Guzman | 1989-03-14 |