Average Co-Inventor Count = 2.00
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. Edwards Japan Limited (1 from 134 patents)
1 patent:
1. 11168697 - Vacuum pump, rotating portion included in vacuum pump, and imbalance correction method