Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5733584 | Apparatus for the manufacture of films | — | 1998-03-31 |
| 4578827 | Waistband adjuster | — | 1986-04-01 |
| 4484379 | Clamping buckle | Gunter Wolfertz | 1984-11-27 |
| 4197617 | Button | — | 1980-04-15 |