Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D315971 | Pressure reducer unit for emergency breathing systems | — | 1991-04-02 |
| 4465189 | Waterproof container | — | 1984-08-14 |
| 4274404 | Oxygen supply system controlled by user exhalation | James D. Cleary | 1981-06-23 |