Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6397168 | Seismic evaluation method for underground structures | Albert F. Dorris, Robin Berg | 2002-05-28 |
| 5588461 | Hazardous material containment system | — | 1996-12-31 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6397168 | Seismic evaluation method for underground structures | Albert F. Dorris, Robin Berg | 2002-05-28 |
| 5588461 | Hazardous material containment system | — | 1996-12-31 |