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

Dongdong Song

AC Anhui Meizhi Compressor Co.: 2 patents #1 of 5Top 20%
📍 Daguantang, CN: #24 of 243 inventorsTop 10%
Overall (2025): #129,320 of 469,880Top 30%
2
Patents 2025

Issued Patents 2025

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
12305627 Crankshaft, compressor, and refrigeration device Chengcheng Wang, Gang Huang 2025-05-20
12221955 Connecting structure, exhaust silencer, silencer, and compressor Binbin HU, Gang Huang, Zhiqi Yan 2025-02-11