Average Co-Inventor Count = 4.00
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. Acoust-a-fiber Research and Development, Inc. (2 from 11 patents)
2 patents:
1. 5908059 - Filling the annulus between concentric tubes with resin
2. 5706869 - Filling the annulus between concentric tubes with resin