Issued Patents 1997
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5680768 | Concentric pulse tube expander with vacuum insulator | Steven C. Soloski, Frithjof N. Mastrup | 1997-10-28 |
| 5647219 | Cooling system using a pulse-tube expander | Carl S. Kirkconnell, Steven C. Soloski, Kenneth D. Price, Samuel C. Russo | 1997-07-15 |
| 5613365 | Concentric pulse tube expander | Firithjof N. Mastrup, Steven C. Soloski | 1997-03-25 |