Inventor

YANG WENKAI

CN4 patents

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

YUAN KAIJING

2 patents

USD1119153SMar 17, 2026

Folding trolley frame

YUAN KAIJING0 citations45

USD1107365SDec 23, 2025

Folding trolley

YUAN KAIJING0 citations45

BAIDU COM INC

1 patent

US7788216B2Aug 31, 2010

Method and system for retrieving advertisement information

BAIDU COM INC124 citations94

UNIV SHENZHEN

1 patent

US11544977B2Jan 3, 2023

Vibration-based authentication method for access control system

UNIV SHENZHEN0 citations47