Inventor
YI ZUOWEI
CN12 patents
⚠️ This page may combine multiple inventors who share the name “YI ZUOWEI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
QINGDAO HAIER INNOVATION TECHNOLOGY CO LTD
8 patentsUSD1048726SOct 29, 2024
Brush head
QINGDAO HAIER INNOVATION TECHNOLOGY CO LTD5 citations72
USD1112600SFeb 10, 2026
Water tank
QINGDAO HAIER INNOVATION TECHNOLOGY CO LTD0 citations60
USD1048725SOct 29, 2024
Brush head
QINGDAO HAIER INNOVATION TECHNOLOGY CO LTD1 citations60
USD1112601SFeb 10, 2026
Sewage tank
QINGDAO HAIER INNOVATION TECHNOLOGY CO LTD0 citations59
USD1112602SFeb 10, 2026
Cleaning filter
QINGDAO HAIER INNOVATION TECHNOLOGY CO LTD0 citations59
USD1071417SApr 15, 2025
Cleaning module
QINGDAO HAIER INNOVATION TECHNOLOGY CO LTD0 citations59
USD1059037SJan 28, 2025
Draw bar
QINGDAO HAIER INNOVATION TECHNOLOGY CO LTD0 citations59
USD1047461SOct 22, 2024
Brush head
QINGDAO HAIER INNOVATION TECHNOLOGY CO LTD0 citations59
QINGDAO HAIGAO DESIGN MANUFACTURE CO LTD
4 patentsUS12181212B2Dec 31, 2024
Prompt method and device for refrigerator and refrigerator
QINGDAO HAIGAO DESIGN MANUFACTURE CO LTD0 citations49
US12124250B2Oct 22, 2024
Delivery control method, delivery control device and delivery device
QINGDAO HAIGAO DESIGN MANUFACTURE CO LTD0 citations49
US11336480B2May 17, 2022
Control method and device for equipment and refrigerator
QINGDAO HAIGAO DESIGN MANUFACTURE CO LTD0 citations49
US11324315B2May 10, 2022
Refrigerator
QINGDAO HAIGAO DESIGN MANUFACTURE CO LTD0 citations49