Average Co-Inventor Count = 8.24
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. 12000386 - Plunger, hydraulic end and plunger pump
2. 11867171 - Fluid splitter in a fluid end or plunger pump