Average Co-Inventor Count = 14.99
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. Skf (china) Co Ltd. (1 from 3 patents)
2. Hunan Sund Technological Corporation (1 from 1 patent)
1 patent:
1. 12392327 - Wind turbine planet gear shaft and planet gear structure