Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5880909 | Audio/control head connecting device of tape recorder | Yong-chae Jeong, Byung-sam Son, Chung-ung Kim | 1999-03-09 |
MJ
Myung-sub Jang
Overall (All Time): #3,644,180 of 4,157,543Top 90%
1
Patents All Time