Inventor

ZHANG WAIWEN

CN2 patents

Patents

2 patents

US11242230B2Feb 8, 2022

Mine explosion-isolating hoisting device with built-in type permanent magnet motor

UNIV TAIYUAN TECHNOLOGY1 citations53

US11958718B2Apr 16, 2024

Multi-channel impact-resistant intelligent-constant-deceleration hydraulic braking system

UNIV TAIYUAN TECHNOLOGY0 citations45