Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6877456 | Apparatus and method for protecting ships and harbors from attack by vessels | Mark B. Metherell | 2005-04-12 |
| 6591774 | Apparatus and method for protecting ships and harbors from attack by vessels | Mark B. Metherell | 2003-07-15 |