Inventor

ZHU ZHENGZHONG

CN6 patents

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

RUAN BUQIN

2 patents

US10752156B2Aug 25, 2020

Ratchet chain binder

RUAN BUQIN16 citations83

USD741702SOct 27, 2015

Package for a binding device

RUAN BUQIN1 citations48

XIAO ZHAOYIN

1 patent

US9481286B1Nov 1, 2016

Cargo support device

XIAO ZHAOYIN9 citations80

ILLINOIS TOOL WORKS

1 patent

US9586794B2Mar 7, 2017

Winch having adjustable initial mechanical advantage

ILLINOIS TOOL WORKS3 citations71

ZHU ZHENGZHONG

1 patent

US9010732B2Apr 21, 2015

Drive device for belt axis of a winch

ZHU ZHENGZHONG6 citations64

ZHEJIANG TOPSUN LOGISTIC CONTROL CO LTD

1 patent

US12312017B2May 27, 2025

Tiering device for a freight compartment

ZHEJIANG TOPSUN LOGISTIC CONTROL CO LTD0 citations47