Average Co-Inventor Count = 1.33
ph-index = 1
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. Hutchinson (2 from 425 patents)
2 patents:
1. 6702264 - Hydraulic antivibration mounting
2. 5833219 - Hydraulic antivibration device