Inventor

SHEN RUHUA

CN5 patents

Patents

5 patents

US11529597B2Dec 20, 2022

Turntable color machine

ZHENGZHOU SANHUA TECH & INDUSTRY CO LTD0 citations58

US11724278B2Aug 15, 2023

Outpouring assembly

ZHENGZHOU SANHUA TECH & INDUSTRY CO LTD0 citations54

USD1091653SSep 2, 2025

Color mixing and blending machine

ZHENGZHOU SANHUA TECH & INDUSTRY CO LTD0 citations47

US11534786B2Dec 27, 2022

Liquid proportioning machine

ZHENGZHOU SANHUA TECH & INDUSTRY CO LTD0 citations47

US12268998B2Apr 8, 2025

Weight-volume mixing color matching method, reclamation mechanism and automatic color mixer for automobile refinishing paintings

ZHENGZHOU SANHUA TECH & INDUSTRY CO LTD0 citations43