DC

Dae Ho Chang

LG: 5 patents #7,897 of 26,165Top 35%
Overall (All Time): #912,314 of 4,157,543Top 25%
5
Patents All Time

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
12329349 Cleaner IN GYU YANG, Jin Hyouk Shin, Kyoung Ho Ryou 2025-06-17
11737624 Suction cleaner having a cleaning body IN GYU YANG, Jin Hyouk Shin, Kyoung Ho Ryou 2023-08-29
11696666 Vacuum cleaner Jungwan Ryu, Jinhyouk Shin, Kookhaeng Lee 2023-07-11
11638509 Vacuum cleaner Jungwan Ryu, Jinhyouk Shin, Hyo Chul Shin, Kyoungho Ryou 2023-05-02
11612289 Cleaner IN GYU YANG, Jin Hyouk Shin, Kyoung Ho Ryou 2023-03-28