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

📍 Xishizhuang, TW: #9 of 20 inventorsTop 45%
Overall (2025): #430,072 of 469,880Top 95%
1
Patents 2025

Issued Patents 2025

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
12228212 Water control valve — 2025-02-18