Average Co-Inventor Count = 1.00
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. American Allsafe Company (2 from 11 patents)
2 patents:
1. 4796308 - Method for retaining goggles on helmet
2. 4764989 - Safety goggles retainer for hard hat