Average Co-Inventor Count = 3.00
ph-index = 1
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. Enfield Industrial Corporation (2 from 4 patents)
2 patents:
1. 6649015 - Method of making fitting joint for double containment pipe
2. 5624140 - Double containment pipe fitting