Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9670670 | Forced air radiant heating utilicore and module and building incorporating same | — | 2017-06-06 |
| 6457281 | Modular building systems | — | 2002-10-01 |
| 5425152 | Bridge construction | — | 1995-06-20 |
| 5103604 | Modular building systems | — | 1992-04-14 |
| 4907910 | Roof structure for tunnel | — | 1990-03-13 |
| 4589330 | Ceiling structure | — | 1986-05-20 |