Average Co-Inventor Count = 9.00
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. Chinese Academy of Sciences (1 from 3,086 patents)
2. Huaneng Lancang River Hydropower Inc. (1 from 4 patents)
3. Power China Kunming Engineering Corporation Limited (1 from 2 patents)
1 patent:
1. 12404772 - Zonal bolt-grouting support device and method for cataclastic rock mass large deformation of high-stress tunnel