Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8567183 | Multistage hydraulic gas compression/expansion systems and methods | Alfred Rufer | 2013-10-29 |
| 8378521 | Energy storage systems | Alfred Rufer, Daniel Favrat, Philippe Barrade | 2013-02-19 |