Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6915642 | Apparatus and method for extracting cooling power from helium in a cooling system regenerator | — | 2005-07-12 |
| 6310903 | Gas laser device and integrated gas purifying means | Patrick Laborde, Robert Stehle | 2001-10-30 |
| 5720174 | Secondary pump unit | Guy Gorinas, Rainer Mathes, Jean-Marc Poncet | 1998-02-24 |
| 4840032 | Refrigerator, more particularly with Vuilleumier cycle, comprising pistons suspended by gas bearings | Gerard Claudet, Bernard Dewanckel, Serge Reale | 1989-06-20 |