Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5548640 | Method for updating a system program in a switching equipment | Erik Blondel, Frans Verhulst | 1996-08-20 |
| 5120278 | Arrangement for the tensioning and adjusting of a camshaft chain drive | Alfred Trzmiel, Wolfgang Stephan, Rolf Frech, Freidhelm Hage | 1992-06-09 |
| 4257375 | Fuel injection system for mixture-compressing internal combustion engines with spark ignition | — | 1981-03-24 |