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Chung-Ren Chang

AE Ad-Ii Engineering: 1 patents #1 of 1Top 100%
Overall (2025): #430,205 of 469,880Top 95%
1
Patents 2025

Issued Patents 2025

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
12409911 Bicycle operating device — 2025-09-09