Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Chun-Ming Chuang — 1 Patent

UEUpec Electronics: 1 patents #2 of 13Top 20%
Hsinchu, TW: #8,923 of 13,380 inventorsTop 70%
Overall (All Time): #2,406,284 of 4,157,543Top 60%
1 Patents All Time
Chun-Ming Chuang has been granted 1 US patent while listed as an inventor at Upec Electronics. All of these patents were granted in 2013. Chun-Ming Chuang ranks #2,406,284 of 4,157,543 US inventors in our database (top 57.9%). Patent records list Chun-Ming Chuang in Hsinchu, TW.

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
8410707 Duty cycle adjusting circuit of a lighting system and method thereof Chia-Shen Teng, Tze-Ching Tung 2013-04-02