MH

Maomao Han

YC Yantai Jereh Petroleum Equipment & Technologies Co.: 4 patents #49 of 140Top 35%
AI American Jereh International: 1 patents #17 of 26Top 70%
📍 Shandong, CN: #230 of 2,138 inventorsTop 15%
Overall (All Time): #916,812 of 4,157,543Top 25%
5
Patents All Time

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
12404758 Mixing and discharging device, mixing and discharging system and fracturing system Liang LV, Yipeng WU, Shuwei Li, Chunqiang Lan 2025-09-02
12381236 Fuel cell-based control method, control device and well-site stimulation method Mingqi SHAO, Yuxuan Sun, Jifeng ZHONG, Shuzhen CUI, Liang LV +1 more 2025-08-05
11821296 Mixing and discharging device, mixing and discharging system and fracturing system Liang LV, Yipeng WU, Shuwei Li, Chunqiang Lan 2023-11-21
11480040 Electro-hydraulic hybrid drive sand-mixing equipment Weiwei Liu, Yongcheng Liu, Yipeng WU, Shuwei Li, Shijun Song +1 more 2022-10-25
10864487 Sand-mixing equipment Shuwei Li, Weiwei Liu, Mingsheng Li, Xiangxiang Ren, Changli Li +1 more 2020-12-15