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Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Fu Hua Chu — 1 Patent in 2021

PTPolytronics Technology: 1 patents #8 of 17Top 50%
Taipei, TW: #745 of 2,482 inventorsTop 35%
Overall (2021): #453,694 of 548,734Top 85%
1 Patents 2021

Issued Patents 2021

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
10902980 Over-current protection device Zhen Yu Dong, Yung-Hsien Chang, HSIU-CHE YEN, Yao-Te Chang 2021-01-26