Average Co-Inventor Count = 8.00
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 3,562 patents)
2. Fine Sinter Co., Ltd (1 from 17 patents)
1 patent:
1. 11434964 - Brake lining for a railway vehicle and disk brake equipped with the same