Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7891694 | Method for machining the running surfaces of winter sports appliances | — | 2011-02-22 |
| 5731072 | Continuous process for producing a decorated ski coating material | — | 1998-03-24 |
| 5468543 | Process for producing a ski coating strip made of ultra high molecular-weight polyethylene | — | 1995-11-21 |
| 5466743 | Polyethylene-based ski coating | — | 1995-11-14 |
| 5454525 | Process for producing a ready-to-use racquet string, especially for tennis racquets | — | 1995-10-03 |
| 4835036 | Method for manufacturing a string in a form ready for a racket, a string manufactured by said method, and method for supply to stringing rackets with said string | Herbert Woltron | 1989-05-30 |