Average Co-Inventor Count = 2.40
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. Logan Manufacturing Company (2 from 13 patents)
2 patents:
1. 5142800 - Snow groomer tow frame alignment device
2. 5084992 - Snow tiller with compactor pan