Issued Patents 1997
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5667502 | Inflatable collecting bag, in particular for an artificial anus | — | 1997-09-16 |
| D379654 | Stoma collection bag | — | 1997-06-03 |
| 5626569 | Device for venting and controlling the pressure inside a stoma collection bag | Claude Hamelin | 1997-05-06 |