Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5363738 | Portable electrohydraulic trainer | John A. O'Brien, George A. McConnell | 1994-11-15 |
| 5354203 | Portable hydraulics trainer | John A. O'Brien | 1994-10-11 |
| 4385099 | Metal halogen battery construction with improved technique for producing halogen hydrate | Walter Fong, Henry A. Catherino | 1983-05-24 |