Issued Patents 2002
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6418928 | Multi-seal respirator mask | Gary L. Hansen | 2002-07-16 |
| 6347631 | Cantilever device and method for breathing devices and the like | Gary L. Hansen, Nicole Denise Bloom | 2002-02-19 |
| 6341606 | Disposable respiratory mask with adhesive skin interface | Gary L. Hansen, Holly Larkin | 2002-01-29 |