Shi-APD Cryogenics, Inc.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Shi-APD Cryogenics, Inc..The latest application filed is for "reduced input power cryogenic refrigerator".
- Shi-APD Cryogenics, Inc. - Allentown PA
| Patent | Date |
|---|---|
| Reduced input power cryogenic refrigerator Grant 8,783,045 - Xu , et al. July 22, 2 | 2014-07-22 |
| Horizontal bulk oil separator Grant 8,187,370 - Dunn , et al. May 29, 2 | 2012-05-29 |
| Hybrid spool valve for multi-port pulse tube Grant 7,997,088 - Longsworth August 16, 2 | 2011-08-16 |
| Compressor with oil bypass Grant 7,674,099 - Dunn March 9, 2 | 2010-03-09 |
| Multi-stage pulse tube with matched temperature profiles Grant 7,568,351 - Xu , et al. August 4, 2 | 2009-08-04 |
| Three track valve for cryogenic refrigerator Grant 7,549,295 - Gao June 23, 2 | 2009-06-23 |
| Compact integrated buffer for pulse tube refrigerator Grant 7,509,814 - Xu March 31, 2 | 2009-03-31 |
| Co-axial multi-stage pulse tube for helium recondensation Grant 7,497,084 - Xu , et al. March 3, 2 | 2009-03-03 |
| Interrupted DC operation of thermocouple vacuum gauge Grant 7,451,652 - Borchers , et al. November 18, 2 | 2008-11-18 |
| Pulse tube cooling by circulation of buffer gas Grant 7,305,835 - Longsworth December 11, 2 | 2007-12-11 |
| Cryorefrigerator contaminant removal Grant 7,296,436 - Dekiya November 20, 2 | 2007-11-20 |
| Panels for pulse tube cryopump Grant 7,201,004 - Longsworth April 10, 2 | 2007-04-10 |
| Fast warm up pulse tube Grant 7,191,600 - Gao , et al. March 20, 2 | 2007-03-20 |
| Integral pulse tube refrigerator and cryopump Grant 7,165,406 - Longsworth January 23, 2 | 2007-01-23 |
| Cryopump with two-stage pulse tube refrigerator Grant 7,114,341 - Gao October 3, 2 | 2006-10-03 |
| Two-stage inter-phasing pulse tube refrigerators with and without shared buffer volumes Grant 6,629,418 - Gao , et al. October 7, 2 | 2003-10-07 |
| Fail-safe oil lubricated helium compressor unit with oil-free gas delivery Grant 6,488,120 - Longsworth December 3, 2 | 2002-12-03 |
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