Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4808037 | Method and apparatus for removal of submerged offshore objects | Richard A. Anderson, Richard H. Barron | 1989-02-28 |
| 4586850 | Underwater trenching system | Robert M. Norman | 1986-05-06 |