Average Co-Inventor Count = 3.00
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. Nsk Corporation (2 from 2,438 patents)
2 patents:
1. 11564772 - Rolling bearing, bearing unit for air turbine, and air turbine handpiece for dental use
2. 11540902 - Rolling bearing, bearing unit for air turbine, and air turbine handpiece for dental use