Inventor

ZHANG GUOHUI

CN20 patents

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

ZHANG GUOHUI

PING AN TECH SHENZHEN CO LTD

Lip movement capturing method and device, and storage medium

Eyeball movement analysis method and device, and storage medium

Eyeball movement capturing method and device, and storage medium

Face pose detection method, device and storage medium

Contract generation method and apparatus, server and storage medium

AU feature recognition method and device, and storage medium

BEIJING VISIONOX TECHNOLOGY CO

Organic electroluminescent device

Organic electroluminescent device and method for manufacture thereof

Transparent OLED device and display device employing same

Organic electroluminescent and preparation method thereof

Transparent OLED device and display device employing same

QIU YONG

Organic light emitting devices

Methods of preparing a Li film and methods of preparing an organic light emitting device

Methods of preparing a Li film and methods of preparing an organic light emitting device

UNIV TSINGHUA

Organic light emitting device with cathode interface modification layer and fabrication method thereof

Organic electroluminescent display/source with anode and cathode leads

SHENZHEN SVAKOM TECH CO LTD

Negative pressure generator and negative pressure massaging device

KUNSHAN VISIONOX TECH CO LTD

Organic light emitting devices

GUAN YEOLIGHT TECH CO LTD

OLED lamp panel with display peripheral regions and display region of regular shape formed by plurality of light emitting units of the same shape, and lighting device having the same

GU AN YEOLIGHT TECH CO LTD

Organic electroluminescent device