2 trademarks were found for owners matching the name Chang, Yoon Chol.
#Classstatus
1 S:77180399
M:D3AMP

O:Chang, Yoon Chol
25 Registered
2 S:76581321
M:JP

O:Chang, Yoon Chol
25 Dead
Trademark Alertz updated from USPTO on 2030-01-24