Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8491224 | Plastic detention chamber for stormwater runoff and related system and methods | Daniel P. Cobb, Michael P. Stone, James C. Schluter, Michael G. Katona | 2013-07-23 |
| 4852704 | Energy absorption and barrier device for automotive vehicles and method for making the same | Donald L. Douty | 1989-08-01 |