Ball-DiFazio; Doreen J.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Ball-DiFazio; Doreen J..The latest application filed is for "helium management control system".
- Ball-DiFazio; Doreen J. - Hopkinton MA
| Patent | Date |
|---|---|
| Helium management control system Grant 10,900,699 - Dumas , et al. January 26, 2 | 2021-01-26 |
| Helium Management Control System App 20190063807 - Dumas; Oliver J. ; et al. | 2019-02-28 |
| Helium management control system Grant 10,113,781 - Dumas , et al. October 30, 2 | 2018-10-30 |
| Cryogenic pump employing tin--gallium alloys and methods of use Grant 9,567,988 - Ball-DiFazio February 14, 2 | 2017-02-14 |
| Method And Apparatus For Providing Temperature Control To A Cryopump App 20160069339 - Ball-DiFazio; Doreen J. ; et al. | 2016-03-10 |
| Helium Management Control System App 20140130527 - Dumas; Oliver J. ; et al. | 2014-05-15 |
| Method and Apparatus for Providing Temperature Control to a Cryopump App 20110162391 - Ball-DiFazio; Doreen J. ; et al. | 2011-07-07 |
| Cryogenic Pump Employing Tin-Antimony Alloys and Methods of Use App 20110126553 - Ball-DiFazio; Doreen J. | 2011-06-02 |
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