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PT Polytronics Technology: 9 patents #9 of 58Top 20%
Overall (All Time): #538,841 of 4,157,543Top 15%
9
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
12406782 Over-current protection device CHEN-NAN LIU, Yung-Hsien Chang, CHENG-YU TUNG, Chia-Yuan Lee, Yu-Chieh Fu +2 more 2025-09-02
12394545 Over-current protection device Yung-Hsien Chang, CHENG-YU TUNG, Chia-Yuan Lee, CHEN-NAN LIU, Yao-Te Chang +1 more 2025-08-19
12354775 Over-current protection device Chia-Yuan Lee, CHENG-YU TUNG, CHEN-NAN LIU, Yung-Hsien Chang, Yao-Te Chang +1 more 2025-07-08
11990258 Over-current protection device Yung-Hsien Chang, CHENG-YU TUNG, CHEN-NAN LIU, Chia-Yuan Lee, Yu-Chieh Fu +2 more 2024-05-21
11594877 Over-current protection device Zhen Yu Dong, Yung-Hsien Chang, Yao-Te Chang, Fu Hua Chu, Takashi Hasunuma 2023-02-28
11574750 Over-current protection device Yung-Hsien Chang, Zhen Yu Dong, Yao-Te Chang, Fu Hua Chu 2023-02-07
11018502 Cable with over-temperature protection Zhen Yu Dong, Yung-Hsien Chang, Yao-Te Chang, Pin Syuan Li 2021-05-25
10902980 Over-current protection device Zhen Yu Dong, Yung-Hsien Chang, Yao-Te Chang, Fu Hua Chu 2021-01-26
9997906 Over-current protection device Yung-Hsien Chang, Zhen Yu Dong, Yao-Te Chang, David Shau Chew Wang 2018-06-12