Average Co-Inventor Count = 4.00
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 Motors Corporation (1 from 8,089 patents)
3. Donghee Industrial Co., Ltd. (1 from 43 patents)
1 patent:
1. 9911991 - Air shut-off valve apparatus for fuel cell system