Inventor

ZHANG CUIFANG

CN11 patents

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

BEIJING SUMMER SPROUT TECH CO LTD

8 patents

US11653559B2May 16, 2023

Metal complex containing a first ligand, a second ligand, and a third ligand

BEIJING SUMMER SPROUT TECH CO LTD2 citations60

US11498937B2Nov 15, 2022

Organic luminescent material including 3-deuterium-substituted isoquinoline ligand

BEIJING SUMMER SPROUT TECH CO LTD0 citations51

US12595277B2Apr 7, 2026

Light-emitting material with a polycyclic ligand

BEIJING SUMMER SPROUT TECH CO LTD0 citations50

US12557543B2Feb 17, 2026

Light-emitting material with a polycyclic ligand

BEIJING SUMMER SPROUT TECH CO LTD0 citations50

US12486236B2Dec 2, 2025

Electroluminescent device

BEIJING SUMMER SPROUT TECH CO LTD0 citations50

US11581498B2Feb 14, 2023

Organic luminescent material containing 6-silyl-substituted isoquinoline ligand

BEIJING SUMMER SPROUT TECH CO LTD0 citations50

US12201014B2Jan 14, 2025

Metal complex, electroluminescent device including the same, and use thereof

BEIJING SUMMER SPROUT TECH CO LTD0 citations49

US12245497B2Mar 4, 2025

Organic light emitting material

BEIJING SUMMER SPROUT TECH CO LTD0 citations46

CHONGQING UPGRA BIOTECHNOLOGY CO LTD

1 patent

US11484600B2Nov 1, 2022

Intermediate drug with synergistic anticancer activity and polyethylene glycol-coupled synergistic anticancer drug, and preparation method therefor and use thereof

CHONGQING UPGRA BIOTECHNOLOGY CO LTD1 citations54

BOE TECHNOLOGY GROUP CO LTD

1 patent

US12430786B2Sep 30, 2025

Linewidth measurement method and apparatus, computing and processing device, computer program and computer readable medium

BOE TECHNOLOGY GROUP CO LTD0 citations50

BEIJING BOE HEALTH TECH CO LTD

1 patent

US12014494B2Jun 18, 2024

Image processing method and apparatus, screening system, computer-readable storage medium for improving screening performance

BEIJING BOE HEALTH TECH CO LTD0 citations46