Average Co-Inventor Count = 5.00
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. The Charles Machine Works, Inc. (2 from 365 patents)
2 patents:
1. 9752301 - Trenching system
2. 8806784 - Trenching system