Average Co-Inventor Count = 13.00
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. Chongqing Survey Institute (1 from 3 patents)
1 patent:
1. 11760397 - Method for extracting and analyzing spatial information of control and protection zone of rail transit with multiple threshold constraints