Issued Patents 1994
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5339778 | Cylinder-head-mounted camshaft bearing for an internal combustion engine | Mario Murwald, Gerhard Doll, Jürgen Frey, Ralf Ohlendorf | 1994-08-23 |
| 5297506 | Valve operating system for an internal combustion engine | Mario Murwald, Gerhard Doll, Ralf Ohlendorf | 1994-03-29 |