Average Co-Inventor Count = 4.00
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. Tongji University (1 from 225 patents)
1 patent:
1. 11468771 - Collaborative controlling method of variable speed limit and ramp metering for expressways based on crash risk