Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5775109 | Enhanced cooldown of multiple cryogenic refrigerators supplied by a common compressor | Michael J. Eacobacci, Stephen J. Yamartino, Martin Stein | 1998-07-07 |
| 5765378 | Method and apparatus for detecting a loss of differential pressure in a cryogenic refrigerator | Martin Stein, Robert Welch | 1998-06-16 |