Issued Patents 2002
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6342637 | Diamine hole transport agent and organic electroluminescent device containing same | Ki-Jong Han, Jae-Gyoung Lee, Dong Kwon Choi | 2002-01-29 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6342637 | Diamine hole transport agent and organic electroluminescent device containing same | Ki-Jong Han, Jae-Gyoung Lee, Dong Kwon Choi | 2002-01-29 |