BJ

Baoguo Jian

YC Yantai Jereh Petroleum Equipment & Technologies Co.: 4 patents #49 of 140Top 35%
AI American Jereh International: 2 patents #12 of 26Top 50%
Overall (All Time): #781,027 of 4,157,543Top 20%
6
Patents All Time

Issued Patents All Time

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDate
12297824 Plunger pump with fault diagnosis structure Bingzhuang Li, Ruijie DU, Zhongquan Sun, Wenping Cui, Peng Li 2025-05-13
12152575 Hydraulic end assembly structure of a plunger pump Haiping Cui, Wenping Cui, Weichen Liu 2024-11-26
12085073 Valve spring fixing device and plunger pump Wenjie Deng, Weichen Liu, Peng Li, Jixin Wang, Xiaosong Wei +4 more 2024-09-10
11964350 Puller, claw, and usage method of puller Chen Jiang, Xiaobin Li, Jixin Wang, Baojie WANG, Peng Li 2024-04-23
11698063 Hydraulic end assembly structure of a plunger pump Haiping Cui, Wenping Cui, Weichen Liu 2023-07-11
11519405 Valve spring seat sleeve, valve assembly and plunger pump Wenjie Deng, Weichen Liu, Haiping Cui, Peng Li, Jixin Wang 2022-12-06