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Fu-To Lin — 2 Patents

RTRichtek Technology: 2 patents #184 of 459Top 45%

Hsinchu, TW: #6,741 of 13,380 inventorsTop 55%

Overall (All Time): #1,709,992 of 4,157,543Top 45%

2 Patents All Time

Fu-To Lin has been granted 2 US patents while listed as an inventor at Richtek Technology. The first was granted in 2022 and the most recent in September 2025. Fu-To Lin ranks #1,709,992 of 4,157,543 US inventors in our database (top 41.1%). Patent records list Fu-To Lin in Hsinchu, TW.

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #	Title	Co-Inventors	Date
12431807	Switching power converter having fixed frequency during current limit operation and control circuit and method	Chang-Jung Fu	2025-09-30
11381173	Switching regulator and control circuit thereof and quick response method	Yung-Jen Chen, Yu-Chieh Lin, Chia-Chi Liu	2022-07-05

Fu-To Lin — 2 Patents

Issued Patents All Time

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