Average Co-Inventor Count = 1.33
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. Gregory; John R. (1 from 3 patents)
2 patents:
1. D285381 - Motorcycle helmet
2. D270776 - Upper torso protector for motorcyclists and the like