Average Co-Inventor Count = 3.43
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. Ntn Corporation (2 from 2,462 patents)
2 patents:
1. 6377770 - Sliding member sliding bearing unit and developing apparatus
2. 5997965 - Stripping finger