2 trademarks were found for owners matching the name Chang, Guobin.
#Classstatus
1 S:97841615
M:KISRVOPN

O:Chang, Guobin
9 Registered
2 S:90199263
M:KINAHEN
O:CHANG, GUOBIN, Huang SiLi
9 Registered
Trademark Alertz updated from USPTO on 2030-01-24