Inventor

GAO CHANGJUN

CN4 patents

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

CRRC QINGDAO SIFANG ROLLING STOCK RES INST CO LTD

1 patent

US10480551B2Nov 19, 2019

Traction control system for electric multiple units

CRRC QINGDAO SIFANG ROLLING STOCK RES INST CO LTD1 citations56

DONGGUAN ANQI HOUSEHOLD ARTICLES CO LTD

1 patent

USD1113155SFeb 17, 2026

Folding storage box

DONGGUAN ANQI HOUSEHOLD ARTICLES CO LTD0 citations47

RESEARCH INSTITUTE OF FORESTRY NEW TECH CHI

1 patent

US10948474B2Mar 16, 2021

Simulation device and method for studying the influence of wetland plant litter decomposition on water quality

RESEARCH INSTITUTE OF FORESTRY NEW TECH CHI0 citations34

RESEARCH INSTITUTE OF FORESTRY NEW TECH

1 patent

US10827680B2Nov 10, 2020

Device and method for harvesting wind-borne seeds of wetland plant

RESEARCH INSTITUTE OF FORESTRY NEW TECH0 citations24