Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5660046 | Cryogenic temperature control system | Normand Masse, Jean-Jacques de Langavant | 1997-08-26 |
| 4986086 | CO.sub.2 temperature control system for transport vehicles | — | 1991-01-22 |