Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6081977 | Closure for footwear, clothing, tents, rucksacks | Rudolf Mark | 2000-07-04 |
| 5993128 | Fastening element | Rudolf Mark | 1999-11-30 |
| 5852857 | Jamming device for cord or tape fastener such as shoelaces | Rudolf Mark | 1998-12-29 |