Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D348093 | Base cap for a racquet handle | Helmut Umlauft | 1994-06-21 |
| 5129656 | Racquet, in particular a tennis racquet | Helmut Umlauft | 1992-07-14 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D348093 | Base cap for a racquet handle | Helmut Umlauft | 1994-06-21 |
| 5129656 | Racquet, in particular a tennis racquet | Helmut Umlauft | 1992-07-14 |