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. Qingdao Create Environment Control Technology Co., Ltd. (1 from 3 patents)
2. The Third Railway Survey and Design Institute Group Corporation (1 from 1 patent)
3. China Railway Design Corporation (1 patent)
1 patent:
1. 9970161 - Rail vibration absorber