Inventor
Li san-yi
TW7 patents
⚠️ This page may combine multiple inventors who share the name “Li san-yi”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
LEADTREND TECH CORP
6 patentsUS9774267B2Sep 26, 2017
Power supplies and control methods suitable for sequentially transmitting command bits from secondary side to primary side
LEADTREND TECH CORP2 citations70
US10199948B2Feb 5, 2019
Standby power control for a flyback USB device using primary side frequency and data port sensing
LEADTREND TECH CORP1 citations59
US12308747B2May 20, 2025
Control method and power controller for flyback power converter
LEADTREND TECH CORP0 citations56
US12034374B2Jul 9, 2024
Method of switching operational modes of a power converter
LEADTREND TECH CORP0 citations56
US11329547B2May 10, 2022
Primary controller applied to a primary side of a power converter and operational method thereof
LEADTREND TECH CORP0 citations49
US10305379B2May 28, 2019
Control circuit for compensating output loss of a power converter and method thereof
LEADTREND TECH CORP0 citations38