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. China Academy of Railway Sciences Corporation Limited (1 from 9 patents)
2. China Academy of Railway Sciences Corporaton Limited Railway Engineering Research Institute (1 from 1 patent)
3. Beijing Tieke Shougang Track Technology Co., Ltd (1 from 1 patent)
1 patent:
1. 11136724 - Fiber-reinforced prestressed reinforced concrete sleeper