Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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David Shau Chew Wang — 3 Patents in 2021

PTPolytronics Technology: 3 patents #1 of 17Top 6%
Overall (2021): #85,529 of 548,734Top 20%
3 Patents 2021

Issued Patents 2021

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
11201026 Protection device and circuit protection apparatus containing the same Tsung Min Su, Chia Mao Chen 2021-12-14
10943755 Protection device Tsung Min Su, Chia Mao Chen 2021-03-09
10892130 Protection device and circuit protection apparatus containing the same Tsungmin Su, Tongcheng Tsai 2021-01-12