Issued Patents 2004
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6814039 | Valve-actuating devices for internal combustion engines having changeable stroke functions | Joachim Reinicke-Murmann, Rüdiger Erz, Marcel Franssen | 2004-11-09 |
| 6810851 | Supplementary control valve devices for an intake passage of an internal combustion engine | — | 2004-11-02 |
| 6752107 | Apparatus for switching the operation of a change valve of a combustion engine | — | 2004-06-22 |