Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5398673 | Resuscitator-snorkel for land or water use | — | 1995-03-21 |
| 5016628 | Disposable carbon dioxide absorber | — | 1991-05-21 |
| 4764346 | Disposable rebreathing canister | Ralph H. Lewis | 1988-08-16 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5398673 | Resuscitator-snorkel for land or water use | — | 1995-03-21 |
| 5016628 | Disposable carbon dioxide absorber | — | 1991-05-21 |
| 4764346 | Disposable rebreathing canister | Ralph H. Lewis | 1988-08-16 |