Average Co-Inventor Count = 11.00
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. Beijing Jiaotong University (1 from 54 patents)
2. China Railway 16th Bureau Group 1st Engineering Co., Ltd (1 from 1 patent)
3. China Railway 16th Bureau Group 4th Engineering Co., Ltd (1 from 1 patent)
4. China Railway 16th Bureau Group Co., Lid (1 from 1 patent)
5. China Railway Eryuan Engineering Group Co, Eid (1 from 1 patent)
6. China Railway Eryuan Engineering Group Co., Ltd. (1 patent)
1 patent:
1. 12025007 - Coal uncovering construction method for blasting large cross-section gas tunnels