Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4991992 | Coupling of two shaft parts of toothed profiles | — | 1991-02-12 |
| 4886481 | Tensioning device for maintaining two shaft sections in playfree engagement in the direction of rotation | Gerhard Hopsch, Einhard Kleinschmit | 1989-12-12 |