Issued Patents 2011
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7900455 | Method for the operation of a pressure accumulator plant, and pressure accumulator plant | Rolf Althaus, Markus Gruenenfelder, Patrik Alfons Meier, Hans-Juergen Peters, Urs Zinniker | 2011-03-08 |