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Cheng-Yu Chang

VI Victor Rackets Industrial: 2 patents #1 of 4Top 25%
📍 Beijing, CA: #351 of 715 inventorsTop 50%
Overall (2020): #186,975 of 565,922Top 35%
2
Patents 2020

Issued Patents 2020

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
10814187 Badminton racket Shu-Jung Chen, Tzu-Wei Wang, Hsin-Chen Wang 2020-10-27
10814196 Synthetic shuttlecock Shu-Jung Chen, Tzu-Wei Wang, Hsin-Chen Wang 2020-10-27