Inventor

NIU YANJUAN

CN2 patents

Patents

2 patents

US12428775B2Sep 30, 2025

Clothes drying device and heat supply method therefor

QINGDAO HAIER WASHING MACH CO3 citations68

US10760192B2Sep 1, 2020

Washing machine having separate washing arrangements

QINGDAO HAIER WASHING MACH CO0 citations32