Inventor

CHEN ZEQIANG

CN5 patents

⚠️ This page may combine multiple inventors who share the name “CHEN ZEQIANG”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

GUANGDONG EDUKIDDO INNOVATIVE AND EDUCATION TECH CO LTD

1 patent

USD962358SAug 30, 2022

Toy

GUANGDONG EDUKIDDO INNOVATIVE AND EDUCATION TECH CO LTD17 citations86

ZHU SHIHAI

1 patent

US9112426B2Aug 18, 2015

High power-factor control circuit and method for switched mode power supply

ZHU SHIHAI8 citations75

REN XUEGANG

1 patent

US8923021B2Dec 30, 2014

Control circuit and system for switch mode power supply

REN XUEGANG4 citations64

SHANGHAI SIM-BCD SEMICONDUCTOR MFG CO LTD

1 patent

US9431895B2Aug 30, 2016

High power-factor control circuit and power supply

SHANGHAI SIM-BCD SEMICONDUCTOR MFG CO LTD1 citations49

BCD SEMICONDUCTOR MFG LIMITED

1 patent

US10756633B2Aug 25, 2020

High power-factor control circuit and method for switched mode power supply

BCD SEMICONDUCTOR MFG LIMITED0 citations45