Average Co-Inventor Count = 6.00
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. Nippon Steel Corporation (1 from 3,542 patents)
2. The University of Tokyo (1 from 1,281 patents)
3. Akebono Brake Industry Co., Ltd. (506 patents)
4. West Japan Railway Company (4 patents)
1 patent:
1. 10379008 - Railway vehicle condition monitoring apparatus