Average Co-Inventor Count = 3.20
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. Yantai Jereh Petroleum Equipment & Technologies Co., Ltd. (2 from 159 patents)
2 patents:
1. 11867594 - Evaluation method and evaluation device of health state of well site equipment, and storage medium
2. 11816972 - Safety management method for well site person, safety management system, and storage medium