Average Co-Inventor Count = 3.00
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. Hyundai Motor Company (1 from 18,735 patents)
2. Kia Corporation (1 from 4,223 patents)
1 patent:
1. 12104543 - Hydrogen pressure maintaining system of hydrogen fuel engine and control method for the same