Inventor

CHEN JINFU

CN18 patents

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

CHEN JINFU

XIAMEN ECO LIGHTING CO LTD

Downlight apparatus

Downlight apparatus with angularly adjustable light source support

Downlight apparatus with angularly adjustable light source and support

Downlight apparatus

XIAMEN LEEDARSON LIGHTING CO LTD

Lighting apparatus

Downlight apparatus

Fixture with angularly adjustable light holder and retractable modifier support

INTEGRATED DEVICE TECH

Digital-to-analog converter

Thermo-decoder circuit

LEEDARSON LIGHTING CO LTD

Lighting apparatus

Lighting apparatus

MONTAGE TECH KUNSHAN CO LTD

Duty cycle calibration circuit and method

Delay device and delay control method

MONTAGE TECHNOLOGY CO LTD

Delay circuit, clock control circuit and control method

WEI CHANGMING

Switch for use in a programmable gain amplifier

ALIPAY HANGZHOU INF TECH CO LTD

Methods and systems for recognizing disguised device

ZHEJIANG DONGOU FILTERING MACHINERY MFG CO LTD

Filtering and concentrating apparatus having stirring function

SYMANTEC CORP

Techniques for secure browsing