Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7729819 | Track identification system | — | 2010-06-01 |
| 6688235 | Suspended coach transportation system | — | 2004-02-10 |
| 6679184 | Suspended coach transportation system | — | 2004-01-20 |
| 6672515 | Self stabilizing track system | — | 2004-01-06 |
| 4452392 | Rail spring clip fastening assembly | A. R. Bhat, M. B. Chakravarty | 1984-06-05 |