Inventor
WU HONGJIN
CN6 patents
⚠️ This page may combine multiple inventors who share the name “WU HONGJIN”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
QINGDAO HAIER AIR CONDITIONER GENERAL CORP LTD
4 patentsUS10969134B2Apr 6, 2021
Air conditioner and method for self-cleaning air conditioner heat exchanger
QINGDAO HAIER AIR CONDITIONER GENERAL CORP LTD2 citations70
US11959651B2Apr 16, 2024
Method for cleaning air conditioner and air conditioner
QINGDAO HAIER AIR CONDITIONER GENERAL CORP LTD0 citations59
US10775062B2Sep 15, 2020
Method for cleaning air conditioner indoor unit and outdoor unit
QINGDAO HAIER AIR CONDITIONER GENERAL CORP LTD1 citations57
US10429093B2Oct 1, 2019
Air treatment system
QINGDAO HAIER AIR CONDITIONER GENERAL CORP LTD1 citations53