Average Co-Inventor Count = 3.00
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. National Association for Stock Car Auto Racing, Inc. (3 from 27 patents)
3 patents:
1. 8485482 - Retaining system
2. D666134 - Retaining shoe
3. D656883 - Retaining coupler