Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6478428 | Apparatus for projection display using reflection type LCD | Jong Su Yi, Dong Ha Kim, Yong Sik MOON, Kwang Joe Jeon, Hark Lim Choi | 2002-11-12 |
| 6471359 | Projection lens of projection display apparatus | Dong Ha Kim | 2002-10-29 |