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. Kawasaki Jukogyo Kabushiki Kaisha (1 from 3,322 patents)
2. Sumitomo Riko Company Limited (1 from 338 patents)
1 patent:
1. 10422685 - Load measuring device for railcar bogie