Patents/Inventors

Yanfeng Zhao

ShandongCN5 patents

7 Patents

US125781322026
Refrigeration System and Refrigerating Appliance
HAIER SMART HOME CO., Ltd
0 cites
US124870242025
Refrigerator
HAIER SMART HOME Co. Ltd.
0 cites
USD10801682025
Insole
0 cites
USD10573732025
Insole
0 cites
USD10573752025
Insole
0 cites
USD10573762025
Insole
0 cites
US119206602024
Magnetic Levitation Ball Screw Pair
SHANDONG UNIVERSITY
0 cites