Average Co-Inventor Count = 2.25
ph-index = 3
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. Arcair Company (2 from 45 patents)
2. Air Products and Chemicals, Inc. (1 from 3,192 patents)
3 patents:
1. 4573665 - Self-contained exothermic cutting system
2. D269973 - Combined underwater cutting and welding torch
3. 4361746 - Underwater cutting and welding torch