Issued Patents 2011
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8072141 | External light shield sheet and plasma display device using the same | Hong Rae Cha, Ji Hoon Sohn, Sam Je Cho, Woon Seo Shin | 2011-12-06 |
| 8013807 | Plasma display device | Hong Rae Cha, Ji Hoon Sohn, Sam Je Cho, Woon Seo Shin | 2011-09-06 |