Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6430894 | Sealed double glazing unit | Soo-Choel Chae, Jin Kyung Kim, Dong Il Shin, Hee-Sook Yang | 2002-08-13 |
| 5409734 | Making liquid suspension type light valve film | Jeong Hoon Lee, Eung Su Kim | 1995-04-25 |