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USPTO Patent Rankings Data through Sept 30, 2025
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Yang Cheng-Wei — 1 Patent

OAOptotech Ag: 1 patents #7 of 27Top 30%
Overall (All Time): #3,155,267 of 4,157,543Top 80%
1 Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
8419224 Light-emitting diode streetlight structure Lin Wan-Chih, Tai Yi-Ming, Wu Chia-Wen, Chen Shun-Chih 2013-04-16