Average Co-Inventor Count = 4.09
ph-index = 3
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. Prinx Chengshan (qingdao) Industrial Research and Design Co., Ltd. (1 from 13 patents)
3 patents:
1. D930569 - Tire
2. D881800 - Tire tread
3. D880411 - Tire thread