Average Co-Inventor Count = 5.00
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. Ntn Corporation (1 from 2,464 patents)
2. Kyodo Yushi Co., Ltd. (1 from 89 patents)
1 patent:
1. 8518864 - Grease composition for constant-velocity joints and constant-velocity joint enclosing the same