Inventor

CHENG HONGFEI

CN195 patents

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

CHENG HONGFEI

BOE TECHNOLOGY GROUP CO LTD

OLED display device and preparation method thereof, display apparatus

Array substrate, display panel and display device

Array substrate, its manufacturing method, display panel and display device

Array substrate, driving method of array substrate and display device

Array substrate and display device

Array substrate and display device

Array substrate, display panel and display device

Organic light emitting diode display panel having connection portion connecting organic light emitting diode to peripheral circuit and manufacturing method thereof

Display substrate and manufacturing method therefor, and display device

Display panel, method for manufacturing same, and display device

Array substrate and display device

Array substrate and display device

Array substrate, display panel and display device

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

Pixel structure, method for fabricating the same, and display device

Shift register unit and driving method thereof, gate driving circuit and display device to reduce drift of potential of a pull-down node when the potential is risen

Array panel with ESD protection circuit

Display device and manufacturing method thereof

Double-sided touch control substrate, double-sided touch control device and double-sided touch control display device

Array substrate, flexible display device and method for manufacturing array substrate

Array substrate, display panel and display apparatus having recesses on data lines or gate lines

Reflector sheet, backlight module and display apparatus

Array substrate and liquid crystal display device

OLED display device with auxiliary electrode and preparation method thereof, display apparatus

Reflective sheet with movable vane structure

Electroluminescence display device with a protective layer and fabrication method thereof

Display substrate, manufacturing method thereof and display device

OLED array substrate having black matrix, manufacturing method and display device thereof

Flexible organic light emitting diode display device and manufacturing method thereof

Array substrate and display device

Array substrate and display device

Array substrate and fabrication method thereof, array substrate motherboard and display device

Array substrate and display device

Thin-film transistor, array substrate, display panel and display device

BEIJING BOE TECHNOLOGY DEV CO LTD

Display substrate and display device

Array substrate, display panel and display apparatus

Shift register circuit, method of driving the same, gate driving circuit and display panel

Display panel and display device

Display substrate and display device

Display substrate and display device

Display backplane, manufacturing method thereof, and full-screen fingerprint identification display device

Display panel and display device having spacers with different heights

Electrode structure, capacitor, goa circuit, array substrate, display panel and display device

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

Thin film transistor and method for manufacturing the same, array substrate and display device

SHENZHEN BECOME BIOTECH CO LTD

Pumpkin shaped dryer ball

Dryer ball

Laundry ball

Laundry ball

SOLOMON JAMES

Event time management in an electric vehicle charging station without a battery-backed real time clock