Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5595065 | Closed cycle cryogenic refrigeration system with automatic variable flow area throttling device | Michael Boiarski, Ralph C. Longsworth, Boris Yudin, Dennis Hill, Ajay Khatri +1 more | 1997-01-21 |