Average Co-Inventor Count = 4.85
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. (8 from 92 patents)
8 patents:
1. 11225270 - Chassis component of railway vehicle, and railway vehicle
2. 11186300 - Collision energy absorption structure and rail vehicle having same
3. 11142223 - Side wall component of railway vehicle, and railway vehicle
4. 11142227 - Side wall component of railway vehicle, and railway vehicle
5. 11142222 - Vehicle end skeleton structure and rail vehicle having same
6. 11130506 - Rail vehicle
7. 11046336 - Chassis component of railway vehicle, and railway vehicle
8. 10668934 - Roof component of railway vehicle, and railway vehicle