Average Co-Inventor Count = 17.01
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. Harbin Dongan Automotive Engine Manufacturing Co. Ltd. (2 from 4 patents)
2. Harbin Dongan Auto Engine Co., Ltd. (1 from 1 patent)
2 patents:
1. 12059954 - Transmission device for a planetary gear train multi-gear hybrid vehicle and transmission method therefor
2. 12036867 - Two-gear and dual-motor driven hybrid power transmission device and transmission method therefor