Hughes; Roy A.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Hughes; Roy A..The latest application filed is for "portable liquid oxygen delivery system".
- Hughes; Roy A. - Port Orange FL
| Patent | Date |
|---|---|
| Portable liquid oxygen delivery system Grant 8,256,415 - Hughes , et al. September 4, 2 | 2012-09-04 |
| Automated drug preparation apparatus including drug vial handling, venting, cannula positioning functionality Grant 7,900,658 - Osborne , et al. March 8, 2 | 2011-03-08 |
| Portable Liquid Oxygen Delivery System App 20100212330 - HUGHES; ROY A. ; et al. | 2010-08-26 |
| Portable liquid oxygen delivery system Grant 7,721,733 - Hughes , et al. May 25, 2 | 2010-05-25 |
| Automated Drug Preparation Apparatus Including Drug Vial Handling, Venting, Cannula Positioning Functionality App 20080169043 - Osborne; Joel A. ; et al. | 2008-07-17 |
| Portable liquid oxygen delivery system App 20070039616 - Hughes; Roy A. ; et al. | 2007-02-22 |
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