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Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Lien Ouyang — 2 Patents

ATAcellent Technologies: 2 patents #12 of 25Top 50%
Los Altos, CA: #2,265 of 3,651 inventorsTop 65%
California: #187,151 of 386,348 inventorsTop 50%
Overall (All Time): #1,709,992 of 4,157,543Top 45%
2 Patents All Time
Lien Ouyang has been granted 2 US patents while listed as an inventor at Acellent Technologies. All of these patents were granted in 2012. Lien Ouyang ranks #1,709,992 of 4,157,543 US inventors in our database (top 41.1%). Patent records list Lien Ouyang in Los Altos, CA, US.

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
8301400 Optimal sensor location for damage detection Shawn J. Beard, Xinlin Qing, Tom Chang 2012-10-30
8229680 Method and apparatus for loosening of fasteners on structures Bao Liu, Shawn J. Beard, Irene Li, Fu-Kuo Chang 2012-07-24