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USPTO Patent Rankings Data through Sept 30, 2025
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Chi-Feng Hsu — 2 Patents in 2021

LCLdc Precision Engineering Co.: 2 patents #1 of 3Top 35%
New Taipei, TW: #302 of 1,901 inventorsTop 20%
Overall (2021): #173,504 of 548,734Top 35%
2 Patents 2021

Issued Patents 2021

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
11064632 Heat-sinking improved structure for evaporators Cheng-Jen Liang, Chih-Wei Chen 2021-07-13
10962299 Evaporator structure with improved layout of cooling fluid channels Cheng-Jen Liang 2021-03-30