Inventor

QIU WEIGUANG

US4 patents

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

MICREL INC

1 patent

US7550934B1Jun 23, 2009

LED driver with fast open circuit protection, short circuit compensation, and rapid brightness control response

MICREL INC161 citations96

ANALOG MICROELECTRONICS INC

1 patent

US6911786B2Jun 28, 2005

CCFL circuit with independent adjustment of frequency and duty cycle

ANALOG MICROELECTRONICS INC12 citations79

QIU WEIGUANG

1 patent

USD1050065SNov 5, 2024

Music player

QIU WEIGUANG3 citations64

GRAY RICHARD LANDRY

1 patent

US10983167B2Apr 20, 2021

Method and device for gauging an electronic apparatus

GRAY RICHARD LANDRY0 citations49