Issued Patents 2011
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8026514 | Diamine derivatives and organic electronic device using the same | Hye-Young Jang, Jae-Chol Lee, Ji Eun Kim, Seong So Kim, Jin Kyoon Park +5 more | 2011-09-27 |
| 8003237 | Perpendicular magnetic recording disk and manufacturing method thereof | Yoshiaki Sonobe, Teiichiro Umezawa, Masaki Uemura | 2011-08-23 |
| 7993765 | Perpendicular magnetic recording medium | Kinobu Osakabe, Junichi Horikawa | 2011-08-09 |
| 7973306 | Anthracene derivatives, organic electronic devices using anthracene derivatives, and electronic apparatuses comprising organic electronic device | Ji Eun Kim, Jae-Chol Lee, Hye-Young Jang, Tae Yoon Park, Sung Kil Hong +4 more | 2011-07-05 |
| 7955723 | Magnetic recording medium substrate and perpendicular magnetic recording medium | Teiichiro Umezawa, Yoshiaki Sonobe | 2011-06-07 |
| 7919196 | Emitting materials and organic light emitting device using the same | Sung-Jin Yeo, Hye-Young Jang | 2011-04-05 |