Average Co-Inventor Count = 8.47
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 Qingdao Sifang Co., Ltd. (2 from 92 patents)
2. Cg Rail—chinesisch-deutsches Forschungs—und Entwicklungszentrum Für Bahn—und Verkehrstechnik Dresden Gmbh (6 patents)
2 patents:
1. 11021176 - Energy absorption device and rail vehicle having same
2. 10124818 - Railway vehicle and local multi-functional member thereof