TC

Teng-Wen Chang

OT Oriental System Technology: 1 patents #20 of 35Top 60%
Overall (All Time): #2,573,512 of 4,157,543Top 65%
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Patent #TitleCo-InventorsDate
11607023 Hair dryer Yu-Te Chen, Po-Tzu CHEN, Yi-Chou Huang 2023-03-21