Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Ya-Chen Hsu — 5 Patents

QUQuidel: 2 patents #24 of 128Top 20%
Encinitas, CA: #418 of 1,440 inventorsTop 30%
California: #107,996 of 386,348 inventorsTop 30%
Overall (All Time): #907,971 of 4,157,543Top 25%
5 Patents All Time
Ya-Chen Hsu has been granted 5 US patents while listed as an inventor at Quidel. The first was granted in 1996 and the most recent in January 2024. Ya-Chen Hsu ranks #907,971 of 4,157,543 US inventors in our database (top 21.8%). Patent records list Ya-Chen Hsu in Encinitas, CA, US.

Patents per Year

Patents granted per year, 1996 to 2024Bar chart with a peak of 2 patents in 2014.peak 21996: 1 patents19962003: 1 patents20032014: 2 patents20142024: 1 patents2024

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
11883920 Prognostic and health management system for precision ball grinding machines Yu-Ming Huang, Yei-Gei Chen, Kuan-Ting Kuo, Shiang-Chi Chen, Po-Hsiu Ko 2024-01-30
8908956 Method for inspecting surface defect of metal balls by image recognition Fang-Chih Tien 2014-12-09
8657156 Feeding device for a balls-sorting machine Fang-Chih Tien, Yi-Ji Chen 2014-02-25
6656744 One-step lateral flow assays Allan D. Pronovost, Hans Boehringer 2003-12-02 $3,690,000
5521102 Controlled sensitivity immunochromatographic assay Hans Boehringer, Jan L. Sabran, Bentley Tam 1996-05-28 $2,114,000