Average Co-Inventor Count = 2.00
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. Nsk Corporation (3 from 2,430 patents)
3 patents:
1. D778991 - Bearing for a yo-yo
2. D748740 - Bearing for yo-yo
3. D748705 - Linear guide