Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7281356 | Modular bracket with selectable radius for supporting passage cores for concrete structures | Douglas E. Bowen | 2007-10-16 |
| 6715247 | Modular bracket for supporting passage cores for concrete structures | Douglas E. Bowen | 2004-04-06 |
| 6688049 | Hook facility for concrete structure | Doug Bowen | 2004-02-10 |