Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6904848 | Roof assembly and airflow management system for a temperature controlled railway car | Allen E. Norton, Stephen W. Smith, Alex Hoover, Ronald Zupancich, James Sommer | 2005-06-14 |
| 6871600 | Pultruded panel | Allen E. Norton, Stephen W. Smith, Alex Hoover, Dustin L. Troutman | 2005-03-29 |
| 6722287 | Roof assembly and airflow management system for a temperature controlled railway car | Allen E. Norton, Stephen W. Smith, Alex Hoover, Ronald Zupancich, James Sommer | 2004-04-20 |