Issued Patents All Time
Showing 1–17 of 17 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5298000 | Infinitely variable cone pulley transmission | Gert Schonnenbeck | 1994-03-29 |
| 5279525 | Cone disc transmission, particularly for motor vehicles | — | 1994-01-18 |
| 5045028 | Cone disk transmission, especially for motor vehicles | Hans H. Buttner | 1991-09-03 |
| 4927404 | Link chain for an infinitely variable cone drive disk transmission | — | 1990-05-22 |
| 4813918 | A plate link chain for radially variable width pulley drives having thrust members of different lengths | Hans-Jurgen Wolf | 1989-03-21 |
| 4795406 | Asymmetrical infinitely variable transmission system | Otto Dittrich | 1989-01-03 |
| 4710154 | Plate link chain for cone pulley drives | — | 1987-12-01 |
| 4631042 | Infinitely variable cone-disk transmission | — | 1986-12-23 |
| 4618338 | Link chain for a variable ratio cone pulley transmission | Herbert K. Steuer, Hans-Jurgen Wolf | 1986-10-21 |
| 4581001 | Side-bar chain for infinitely variable cone-pulley transmissions | Walter Schopf | 1986-04-08 |
| 4547182 | Flat or plate link- articulated chain, particularly for use in stepless variable-ratio transmissions | — | 1985-10-15 |
| 4504255 | Side-bar drive chain | — | 1985-03-12 |
| 4500305 | Side-bar chain for infinitely variable cone pulley transmissions | — | 1985-02-19 |
| 4403975 | Cone-pulley belt-type transmission | — | 1983-09-13 |
| 4292031 | Infinitely variable cone-pulley transmission | — | 1981-09-29 |
| 4261213 | Friction transmission | — | 1981-04-14 |
| 4229988 | Continuously variable cone pulley belt-drive gearing | — | 1980-10-28 |