Average Co-Inventor Count = 1.33
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. Zhengzhou Yunhai Information Technology Co., Ltd. (2 from 62 patents)
2 patents:
1. 11347281 - Device for fixing hard disk
2. 11074941 - Hard disk mounting device