Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5519999 | Flow turning cryogenic heat exchanger | George M. Harpole | 1996-05-28 |
| 5488830 | Orifice pulse tube with reservoir within compressor | — | 1996-02-06 |
| 5286345 | Photolithographic etching process for fabricating wire screen disks for cryogenic cooler regenerators | — | 1994-02-15 |