Average Co-Inventor Count = 1.00
ph-index = 3
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 Northland Group, Inc. (3 from 4 patents)
3 patents:
1. 4180413 - Ice hockey stick
2. 4172594 - Ice hockey stick blade structure
3. 4134587 - Ice hockey stick