Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5337693 | Internal liners for oil tankers or barges to minimize oil spills | Philip E. Ross, Timothy H. Layne | 1994-08-16 |
| D306210 | Structure for observing a marine environment | Henry Thiemann, Henry A. Olson | 1990-02-20 |