Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7412835 | Apparatus and method for controlling a cryocooler by adjusting cooler gas flow oscillating frequency | Edwin L. Legall, Longzhi Jiang, Mark Derakhshan | 2008-08-19 |
| 7305845 | System and method for de-icing recondensor for liquid cooled zero-boil-off MR magnet | In-Hua Xu, Gregory Alan Lehmann, Deborah R. Mantone | 2007-12-11 |
| 6807812 | Pulse tube cryocooler system for magnetic resonance superconducting magnets | Gregory Alan Lehmann, Clifford J. Ginfrida, Kathleen McGuinness | 2004-10-26 |
| 6035889 | Low cost absolute pressure controller for plenum pressure regulation | Werner J. Kroebig | 2000-03-14 |
| 5974808 | Cooling apparatus employing a pressure actuated Joule-Thomson cryostat flow controller | Werner J. Kroebig | 1999-11-02 |
| 5947144 | Diaphragm actuated absolute pressure regulator | Paul M. Lyons | 1999-09-07 |
| 5918471 | Joule-Thomson cryostat in-line valve flow controller | Paul L. Buelow | 1999-07-06 |