P

Inventor

YUAN CHANGLONG

CN21 patents
⚠️ This page may combine multiple inventors who share the name “YUAN CHANGLONG”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

CHENGDU BOE OPTOELECT TECH CO

19 patents
US11605689B2Mar 14, 2023

Array substrate and display device

CHENGDU BOE OPTOELECT TECH CO4 citations74
US12211443B2Jan 28, 2025

Pixel driving circuit and driving method thereof, display substrate and display device

CHENGDU BOE OPTOELECT TECH CO2 citations73
US11532676B2Dec 20, 2022

Display panel and display apparatus

CHENGDU BOE OPTOELECT TECH CO2 citations72
US12347354B2Jul 1, 2025

Shift register unit, method for driving the same, driving circuit and display device

CHENGDU BOE OPTOELECT TECH CO0 citations62
US12322335B2Jun 3, 2025

Pixel circuit and driving method therefor, and display panel

CHENGDU BOE OPTOELECT TECH CO0 citations62
US11922845B2Mar 5, 2024

Shift register unit, method for driving the same, driving circuit and display device

CHENGDU BOE OPTOELECT TECH CO0 citations62
US12490633B2Dec 2, 2025

Display panel and display device

CHENGDU BOE OPTOELECT TECH CO0 citations61
US12300172B2May 13, 2025

Pixel circuit and driving method therefor and display panel

CHENGDU BOE OPTOELECT TECH CO0 citations61
US12453260B2Oct 21, 2025

Display panel and terminal device with reference anode and offset anode

CHENGDU BOE OPTOELECT TECH CO0 citations52
US12369471B2Jul 22, 2025

Display substrate and display device having compensation signal lines coupled to initialization signal lines

CHENGDU BOE OPTOELECT TECH CO0 citations52
US12542106B2Feb 3, 2026

Pixel circuit, pixel driving method and display device

CHENGDU BOE OPTOELECT TECH CO0 citations51
US12499825B2Dec 16, 2025

Display panel and display apparatus

CHENGDU BOE OPTOELECT TECH CO0 citations51
US12490612B2Dec 2, 2025

Display substrate comprising signal lines and signal access pins and display apparatus

CHENGDU BOE OPTOELECT TECH CO0 citations51
US12396355B2Aug 19, 2025

Display panel and display apparatus including photoelectric sensing structure and collimation light path structure configured to avoid crosstalk

CHENGDU BOE OPTOELECT TECH CO0 citations51
US12243486B2Mar 4, 2025

Pixel circuits and driving methods thereof, display panels and display apparatuses

CHENGDU BOE OPTOELECT TECH CO0 citations51
US12183744B2Dec 31, 2024

Display substrate, display device, display substrate, method of forming display substrate, and method of forming display device

CHENGDU BOE OPTOELECT TECH CO0 citations51
US12499830B2Dec 16, 2025

Pixel circuit, display panel, display device, and driving method

CHENGDU BOE OPTOELECT TECH CO0 citations50
US12431086B2Sep 30, 2025

Pixel driving circuit and method of driving pixel driving circuit, display panel and display device

CHENGDU BOE OPTOELECT TECH CO0 citations50
US12165593B2Dec 10, 2024

Display panel and display device

CHENGDU BOE OPTOELECT TECH CO0 citations48

ENCORE USA INC

2 patents