Average Co-Inventor Count = 6.08
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. (4 from 92 patents)
4 patents:
1. 12358378 - Integrated electromagnet and maglev train
2. 11916215 - Power supply battery and power supply system for high-speed maglev trains
3. 10562549 - Train connector and inserted connection member thereof
4. 10192694 - Interlocking control device of multiple-unit train safety circuit