Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D283741 | Portable oxygen reservoir | John J. Cowley | 1986-05-06 |
| 4552140 | Emergency escape device | John J. Cowley | 1985-11-12 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D283741 | Portable oxygen reservoir | John J. Cowley | 1986-05-06 |
| 4552140 | Emergency escape device | John J. Cowley | 1985-11-12 |