Issued Patents All Time
Showing 26–29 of 29 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4419174 | Apparatus for manufacturing ostomy pouches | — | 1983-12-06 |
| 4388135 | Method of manufacturing ostomy pouches | — | 1983-06-14 |
| 4316763 | Apparatus for forming a marginally reinforced hole in a thermoplastic sheet material | — | 1982-02-23 |
| 4189050 | Packing of the folding bag type | Walther Ostmann, Erik W. Nielsen, Leif B. Sorensen, Erik Keldmann | 1980-02-19 |