Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4618338 | Link chain for a variable ratio cone pulley transmission | Manfred Rattunde, Hans-Jurgen Wolf | 1986-10-21 |
| 4568317 | Fail-safe, infinitely variable cone pulley transmission | — | 1986-02-04 |
| 4439170 | Infinitely variable cone pulley transmission | — | 1984-03-27 |
| 4350491 | Cone-pulley belt-type transmission | — | 1982-09-21 |
| 4344761 | Side-bar chain for cone pulley transmissions | — | 1982-08-17 |
| 4276041 | Chain for friction pulley transmission | — | 1981-06-30 |