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USPTO Patent Rankings Data through Sept 30, 2025
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Po-Yang Chen

TCTong Lung Metal Industry Co.: 1 patents #1 of 1Top 100%
Jianmenkeng, TW: #3 of 7 inventorsTop 45%
Overall (2002): #137,179 of 266,432Top 55%
1 Patents 2002

Issued Patents 2002

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6406072 Drive device for an electrically operated lock 2002-06-18