Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4779583 | Cup-type tappets for use in internal combustion engines | Alfred Laffter, Erich Neuthard, Klaus Schlag | 1988-10-25 |
| 4708756 | Process of producing a pliable roller | Dietmar Busen, Arnold Weghmann, Norbert Blumler, Bohuslav Tecl | 1987-11-24 |