Inventor

LI YANFENG

CN52 patents

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

LI YANFENG

ORDOS YUANSHENG OPTOELECTRONICS CO LTD

Array substrate and method for manufacturing the same, and display device

Display substrate, display substrate motherboard and display apparatus

Array substrate and method for manufacturing the same, and display device

Array substrate and method for manufacturing the same, and display device

Negative thermal expansion material, negative thermal expansion film and preparation method thereof

Display panel and display apparatus

Display panel and display device

Color filter substrate, display panel, and display device

Display panel and display device

Pixel electrode, pixel structure, display panel, and display apparatus

Array substrate having conductive bumps, liquid crystal display panel and method for manufacturing the same, and display apparatus

BOE TECHNOLOGY GROUP CO LTD

Backlight module and display device

Backplate, support frame for backlight unit, backlight unit and display device

Display panel and method for controlling the same, wearable VR display device

Elastically deformable frame with arc-shaped structures and backlight source comprising the same

Automatic labeling apparatus and method and assembly jig and method

Three-dimensional touch control structure and display device

Array substrate and method for manufacturing the same, display panel and display device

CELLULAR BIOMEDICINE GROUP HK LTD

Combined chimeric antigen receptor targeting CD19 and CD20 and application thereof

Construction of chimeric antigen receptor targeting CD20 antigen and activity identification of engineered T cells thereof

Combined chimeric antigen receptor targeting CD19 and CD20 and application thereof

Construction of chimeric antigen receptor targeting CD20 antigen and activity identification of engineered T cells thereof

BCMA-targeted chimeric antigen receptor as well as preparation method therefor and application thereof

BCMA-targeted chimeric antigen receptor as well as preparation method therefor and application thereof

CELLULAR BIOMEDICINE GROUP INC

Combined chimeric antigen receptor targeting CD19 and CD20 and application thereof

Construction of chimeric antigen receptor targeting CD20 antigen and activity identification of engineered T cells thereof

Construction of chimeric antigen receptor targeting CD20 antigen and activity identification of engineered T cells thereof

GRIREM ADVANCED MAT CO LTD

Optical device

Near-infrared luminescent material and light-emitting device prepared therefrom

Phosphor with garnet structure and light-emitting device comprising the phosphor

ABELZETA INC

Combined chimeric antigen receptor targeting CD19 and CD20 and application thereof

Construction of chimeric antigen receptor targeting CD20 antigen and activity identification of engineered T cells thereof

BEIJING BOE DISPLAY TECH CO

Array substrate and display apparatus

Array substrate and display apparatus

HUAWEI TECH CO LTD

Power supply system and power supply method

Power supply system and power supply method

LI YANFENG

Differential pressure gauge

Memory elastic wire sleeve for peeling maxillary sinus membrane

CHINA INST WATER RESOURCES & HYDROPOWER RES

Decision-making method for variable rate irrigation management

Method and system for generating variable rate irrigation (VRI) prescription map for large sprinkler irrigation system

EMERSON NETWORK POWER ENERGY

Inductance-voltage clamping full-bridge soft-switch circuit

TEXAS A & M UNIV SYS

System and method for testing the compaction of soil

UNIV GUANGDONG TECHNOLOGY

Array photoelectric sensor grating displacement detection system and method

WANG JIANQI

Multichannel UWB-based radar life detector and positioning method thereof

UNIV SHANDONG JIANZHU

Common-mode voltage suppression method and system for quasi-z-source simplified three-level inverter

HUAWEI DIGITAL POWER TECH CO LTD

Bidirectional DC/DC converter, control method thereof, and vehicle

UNIV XIAN TECHNOLOGY

Transient-state THz spectrometer for detecting cells and biological macromolecules

CENTRAL IRON AND STEEL RES INSTITUTE

Low-neodymium, non-heavy-rare-earth and high performance magnet

Li Shuaikang

Trailer coupler lock

LI YIHE

Nickel-titanium file root canal preparation instrument