Issued Patents 1997
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5687574 | Throttle cycle cryopumping system for Group I gases | Francis T. Lotz | 1997-11-18 |
| 5628195 | Vibrationally isolated thermal system for a cryogenically cooled device | Dennis Hill | 1997-05-13 |
| 5595065 | Closed cycle cryogenic refrigeration system with automatic variable flow area throttling device | Michael Boiarski, Boris Yudin, Dennis Hill, Lawrence A. Klusmier, Ajay Khatri +1 more | 1997-01-21 |