Average Co-Inventor Count = 2.18
ph-index = 4
The patent ph-index is calculated by counting the number of publications for which an author has been cited by other authors at least that same number of times.
Company Filing History:
1. Other (4 from 832,891 patents)
2. Hull, Wendell C. (0 patent)
3. Newton, Barry E. (0 patent)
4. Luxfer, Inc. (0 patent)
4 patents:
1. 7234680 - Combination valve and regulator with vented seat for use with pressurized gas cylinders, particularly oxygen cylinders
2. 7114699 - Combination valve and regulation for use with pressurized gas cylinders, particularly oxygen cylinders
3. 6607007 - Cylinder valve and bayonet check-filter with excess-flow protection feature
4. 4270844 - Omni-directional compound paraboloid-hyperboloid radiation device