3 trademarks were found for owners matching the name Huang Ruizhen.
#Classstatus
1 S:88919817
M:LEARN2M

O:Huang Ruizhen
28 Registered
2 S:88913484
M:MAGIC4U

O:Huang Ruizhen
28 Registered
3 S:88913496
M:PRE-WORLD

O:Huang Ruizhen
28 Registered
Trademark Alertz updated from USPTO on 2030-01-24