2 trademarks were found for owners matching the name YANG HEFENG.
#Classstatus
1 S:90476923
M:BLUE COAST YACHTING

O:YANG HEFENG
25 Registered
2 S:90476939
M:TS

O:YANG HEFENG
25 Registered
Trademark Alertz updated from USPTO on 2030-01-24