JL

Jian-Hsieng Lee

PC Phihong Technology Co.: 2 patents #1 of 3Top 35%
Overall (2025): #115,951 of 469,880Top 25%
2
Patents 2025

Issued Patents 2025

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
12224662 LLC resonant converter with variable turns ratio Chun-Chen Chen, Yao-Chun Tung 2025-02-11
12199505 Llc resonant converter with variable resonant tank Chun-Chen Chen, Yao-Chun Tung 2025-01-14