Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6700232 | Solenoid valve having a clapper armature with yoke pins at the end, remote from the sealing element | Frank Rieck, Robert Bast, Holger Wagner, Ralf Hiddessen, Jan-Peter Ossenbrugge | 2004-03-02 |
| 5983941 | Multiple-way valve | Franz Rieck | 1999-11-16 |