Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Chia Mao Chen — 3 Patents

PTPolytronics Technology: 3 patents #27 of 58Top 50%
Wanrong, TW: #19 of 64 inventorsTop 30%
Overall (All Time): #1,328,092 of 4,157,543Top 35%
3 Patents All Time
Chia Mao Chen has been granted 3 US patents while listed as an inventor at Polytronics Technology. The first was granted in 2019 and the most recent in December 2021. Chia Mao Chen ranks #1,328,092 of 4,157,543 US inventors in our database (top 31.9%). Patent records list Chia Mao Chen in Wanrong, TW.

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
11201026 Protection device and circuit protection apparatus containing the same Tsung Min Su, David Shau Chew Wang 2021-12-14
10943755 Protection device Tsung Min Su, David Shau Chew Wang 2021-03-09
10395876 Protection device Tsung Min Su, David Shau Chew Wang 2019-08-27