Inventor

LIU CHANGWEI

CN24 patents

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

LIU CHANGWEI

LIU CHANGWEI

Combined mirror and wireless charger

Mirror

Watch case

Watch case

Combined mirror and speaker

Screw

SHENZHEN JIANYUANDA MIRROR TECH CO LTD

Mirror

Mirror

Mirror

Mirror

Mirror

Mirror

WANG DONGLIN

Method of hierarchical processing of a document and system therefor

Embedding and detecting hidden information

Document processing system and method therefor

Method and system for processing document on layers

Embedding and detecting hidden information

ACCENTURE GLOBAL SOLUTIONS LTD

Data integrity validation using diversified queries across multiple sources, interfaces, and networks

Identifying and assessing costs associated with correcting vulnerabilities in machine learning models

Identifying and correcting vulnerabilities in machine learning models

INST OF PETROLEUM CHEMISTRY HEILONGJIANG ACADEMY OF SCIENCES

Heat resistant polyimide film

Heat resistant polyimide film and preparation method thereof

GUO XU

Docbase management system and method for extending docbase management system and functions

GENIUS ELECTRONIC OPTICAL XIAMEN CO LTD

Lens barrel and imaging module applying the same