Issued Patents 2004
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6830132 | Brake device for elevator | Shin-joon Kang, Chae-Min Hong, Jong-soon Kim, Jong Soo Kim | 2004-12-14 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6830132 | Brake device for elevator | Shin-joon Kang, Chae-Min Hong, Jong-soon Kim, Jong Soo Kim | 2004-12-14 |