YF

Yu-Chieh Fu

PT Polytronics Technology: 2 patents #33 of 58Top 60%
Overall (All Time): #1,735,116 of 4,157,543Top 45%
2
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
12406782 Over-current protection device CHEN-NAN LIU, Yung-Hsien Chang, HSIU-CHE YEN, CHENG-YU TUNG, Chia-Yuan Lee +2 more 2025-09-02
11990258 Over-current protection device HSIU-CHE YEN, Yung-Hsien Chang, CHENG-YU TUNG, CHEN-NAN LIU, Chia-Yuan Lee +2 more 2024-05-21