Average Co-Inventor Count = 3.00
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. Fuji Jukogyo Kabushiki Kaisha (1 from 2,208 patents)
2. Railway Technical Research Institute (1 from 65 patents)
1 patent:
1. 5303657 - Bogie frame of rolling stock having composite hollow beam construction