Inventor
CHENG BAOZHEN
CN18 patents
⚠️ This page may combine multiple inventors who share the name “CHENG BAOZHEN”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
QINGDAO HAIER DRUM WASHING MACHINE CO LTD
6 patentsUS11408112B2Aug 9, 2022
Washing additive box and washing machine
QINGDAO HAIER DRUM WASHING MACHINE CO LTD1 citations62
US12546053B2Feb 10, 2026
Liquid storage box, additive dispensing apparatus and identification method
QINGDAO HAIER DRUM WASHING MACHINE CO LTD0 citations60
US12503805B2Dec 23, 2025
Additive delivery apparatus and washing machine
QINGDAO HAIER DRUM WASHING MACHINE CO LTD0 citations51
US12234597B2Feb 25, 2025
Water intake device for washing apparatus, and washing apparatus
QINGDAO HAIER DRUM WASHING MACHINE CO LTD0 citations51
US11313066B2Apr 26, 2022
Clothing treatment agent dispensing assembly for use in clothing treatment device, and clothing treatment device
QINGDAO HAIER DRUM WASHING MACHINE CO LTD0 citations51
US11313068B2Apr 26, 2022
Clothing treatment agent dispensing assembly for clothing treatment apparatus, and clothing treatment apparatus
QINGDAO HAIER DRUM WASHING MACHINE CO LTD0 citations51
QINGDAO HAIER WASHING MACH CO
4 patentsUS10577740B2Mar 3, 2020
Discharge control mechanism for inner tub of washing machine, and washing machine
QINGDAO HAIER WASHING MACH CO2 citations72
US10704181B2Jul 7, 2020
Locking mechanism for inner tub of washing machine, and washing machine
QINGDAO HAIER WASHING MACH CO1 citations61
US12325947B2Jun 10, 2025
Additive feeding device and washing machine
QINGDAO HAIER WASHING MACH CO0 citations49
US10113259B2Oct 30, 2018
Flange structure at bottom of inner tub of washing machine and a washing machine
QINGDAO HAIER WASHING MACH CO0 citations39
CHONGQING HAIER DRUM WASHING MACHINE CO LTD
4 patentsUS11965278B2Apr 23, 2024
Detergent additive box and mounting structure thereof, and distribution box
CHONGQING HAIER DRUM WASHING MACHINE CO LTD0 citations61
US11965277B2Apr 23, 2024
Detergent additive box and mounting structure thereof, and distribution box
CHONGQING HAIER DRUM WASHING MACHINE CO LTD0 citations61
US11905641B2Feb 20, 2024
Detergent additive box and mounting structure thereof, and distribution box
CHONGQING HAIER DRUM WASHING MACHINE CO LTD0 citations61
US11441255B2Sep 13, 2022
Detergent additive box and mounting structure thereof, and distribution box
CHONGQING HAIER DRUM WASHING MACHINE CO LTD0 citations61