Average Co-Inventor Count = 5.00
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. Beijing Efficiengine Technology LLC (1 from 1 patent)
1 patent:
1. 10744880 - Negative voltage backflow direct current supply system for rail transport