Average Co-Inventor Count = 14.01
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. Purple Mountain Laboratories (1 from 9 patents)
2. China National Digital Switching System Engineering & Technological R&d Center (1 from 6 patents)
1 patent:
1. 12267303 - Input/output system applied to network security defense system