Issued Patents 2011
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8004745 | Electronic paper display device and manufacturing method of the same | Hwan Soo Lee, Yong-soo Oh, Hye Yeon Cha, Jeong Bok Kwak | 2011-08-23 |
| 7974001 | Display element and electronic paper | Yongsoo Oh, Hwan Soo Lee, Jeong Bok Kwak, Sung Eun Kim | 2011-07-05 |
| 7921996 | Case for portable electronic device | Jong-weon Seo, Jong Hoon Kim, Chang Sik Kim, Jeong-Bae Kim | 2011-04-12 |
| 7876494 | Electronic paper display device and method of manufacturing the same | Hwan Soo Lee, Young Woo Lee | 2011-01-25 |