Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9671159 | Liquefier with pressure-controlled liquefaction chamber | Jost Diederichs | 2017-06-06 |
| 6518747 | Method and apparatus for quantitative determination of accumulations of magnetic particles | Michael B. Simmonds, Jost Diederichs, Kurt Gordon Jensen, Randall Black | 2003-02-11 |
| 5647228 | Apparatus and method for regulating temperature in a cryogenic test chamber | Stefano Spagna | 1997-07-15 |
| 5343147 | Method and apparatus for using stochastic excitation and a superconducting quantum interference device (SAUID) to perform wideband frequency response measurements | Michael B. Simmonds | 1994-08-30 |
| 4848093 | Apparatus and method for regulating temperature in a cryogenic test chamber | Michael B. Simmonds | 1989-07-18 |
| 4791788 | Method for obtaining improved temperature regulation when using liquid helium cooling | Michael B. Simmonds | 1988-12-20 |