Issued Patents All Time
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6112399 | Magnetic separator having an improved separation container configuration for use with a superconductive electromagnet | L. Cullen Andrews, Gregory S. Beck, R. Lewis Creedon, John R. Purcell | 2000-09-05 |
| RE36332 | Refrigeration of superconducting magnet system | James Pierce, Charles B. Hood, John R. Purcell | 1999-10-12 |
| 5697220 | Refrigeration of superconducting magnet systems | James Pierce, Charles B. Hood, John R. Purcell | 1997-12-16 |
| 5495718 | Refrigeration of superconducting magnet systems | James Pierce, Charles B. Hood, John R. Purcell | 1996-03-05 |
| 5237738 | Method of manufacturing a containment vessel for use with a pulsed magnet system | John R. Purcell, Lewis R. Creedon | 1993-08-24 |
| 5148137 | Containment vessel for use with a pulsed magnet system and method of manufacturing same | John R. Purcell, Lewis R. Creedon | 1992-09-15 |
| 5019247 | Pulsed magnet system | John R. Purcell, Lewis R. Creedon | 1991-05-28 |
| 4930314 | Stirling cycle machine | John R. Purcell, William P. Creedon, Chandrashekhar H. Joshi | 1990-06-05 |
| 4841268 | MRI Magnet system with permanently installed power leads | John R. Purcell, Bruce C. Breneman, Raymond E. Sarwinski | 1989-06-20 |
| 4768008 | MRI magnet system with vessel having composite first wall | John R. Purcell, Bruce C. Breneman | 1988-08-30 |
| 4743880 | MRI magnet system having shield and method of manufacture | Bruce C. Breneman, John R. Purcell | 1988-05-10 |
| 4694269 | Magnet system and method of its manufacture | John R. Purcell, M. Harlan Horner | 1987-09-15 |
| 4680936 | Cryogenic magnet systems | Raymond E. Sarwinski, John R. Purcell, Judson W. Parker | 1987-07-21 |