Partial year: Data through Q3 2025 (Sept 30). Full-year totals not yet available.
MM

Mingchao Mao

YC Yantai Jereh Petroleum Equipment & Technologies Co.: 1 patents #37 of 83Top 45%
📍 Shandong, CN: #177 of 611 inventorsTop 30%
Overall (2025): #278,261 of 469,880Top 60%
1
Patents 2025

Issued Patents 2025

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
12264568 Fracturing devices Peng Zhang, Rikui Zhang, Xiaolei Ji 2025-04-01