Average Co-Inventor Count = 7.00
ph-index = 2
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. Tollgrade Communications, Inc. (2 from 38 patents)
2 patents:
1. D640537 - Line clamp
2. D622583 - Line clamp