Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Chun-Han Chuang — 4 Patents

UMUnited Microelectronics: 3 patents #1,523 of 4,560Top 35%
QCQuanta Computer: 1 patents #690 of 1,295Top 55%
Hsinchu, TW: #4,592 of 13,380 inventorsTop 35%
Overall (All Time): #1,080,739 of 4,157,543Top 30%
4 Patents All Time
Chun-Han Chuang has been granted 4 US patents while listed as an inventor at United Microelectronics. The first was granted in 2009 and the most recent in December 2020. Chun-Han Chuang ranks #1,080,739 of 4,157,543 US inventors in our database (top 26.0%). Patent records list Chun-Han Chuang in Hsinchu, TW.

Patents per Year

Patents granted per year, 2009 to 2020Bar chart with a peak of 2 patents in 2009.peak 22009: 2 patents20092010: 1 patents20102020: 1 patents2020

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
10856409 Foldable board with flexible PCB coupling Ying-Che Chang 2020-12-01
7732009 Method of cleaning reaction chamber, method of forming protection film and protection wafer Chih-Jen Mao, Chun-Hung Hsia, Ta-Ching Yang, Chun-Cheng Yu, Chien-Fu Chu +2 more 2010-06-08 $1,181,000
7510964 Method for manufacturing semiconductor device that includes baking a dielectric layer after exposure to plasma Chih-Jen Mao, Kuo-Wei Yang, Hui-Shen Shih 2009-03-31 $2,466,000
7482244 Method of preventing a peeling issue of a high stressed thin film Chih-Jen Mao, Hui-Shen Shih, Kuo-Wei Yang, Chun-Hung Hsia 2009-01-27 $2,764,000