Average Co-Inventor Count = 1.00
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. China University of Mining and Technology (358 patents)
2. Beijing Longruan Technologies Inc. (5 patents)
3. Xuzhou Zhonan Science&technology Co., Ltd (1 patent)
4. Tianjin Navigation Instruments Research Institute (1 patent)
0 patent: