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. Crrc Qishuyan Institute Co., Ltd. (1 from 4 patents)
2. Crrc Changzhou Tech-mark Industrial Co., Ltd. (1 from 2 patents)
1 patent:
1. 12454251 - End cover assembly, air cylinder, tread cleaner and railway vehicle