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Patent applications and USPTO patent grants for Newton; Barry E..The latest application filed is for "combination valve and regulator with vented seat for use with pressurized gas cylinders, particularly oxygen cylinders".
Patent | Date |
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Combination valve and regulator with vented seat for use with pressurized gas cylinders, particularly oxygen cylinders Grant 7,234,680 - Hull , et al. June 26, 2 | 2007-06-26 |
Combination valve and regulation for use with pressurized gas cylinders, particularly oxygen cylinders Grant 7,114,699 - Hull , et al. October 3, 2 | 2006-10-03 |
Combination valve and regulator with vented seat for use with pressurized gas cylinders, particularly oxygen cylinders App 20050205140 - Hull, Wendell ;   et al. | 2005-09-22 |
Combination valve and regulator for use with pressurized gas cylinders, particularly oxygen cylinders App 20040036046 - Hull, Wendell C. ;   et al. | 2004-02-26 |
Cylinder valve and bayonet check-filter with excess-flow protection feature Grant 6,607,007 - Hull , et al. August 19, 2 | 2003-08-19 |
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