Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7131418 | Cooled piston for an internal combustion engine | — | 2006-11-07 |
| 7080610 | Cooled piston consisting of two parts | Valery Bauer | 2006-07-25 |
| 5113817 | Piston with specific land characteristics | Peter Kemnitz, Michael Ullrich | 1992-05-19 |
| 4843698 | Process for the production of a cast piston upper part of a two-part piston | Emil Ripberger | 1989-07-04 |