Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7241884 | Porphines-platinum metal complex compounds for organic electroluminescent device and organic electroluminescent device using them | Sang-Dae Kim, Yoon-Heung Tak, Dong Uk Kim, Tae-Jeong Kim, Ung-Chan Yoon +1 more | 2007-07-10 |
| 7129022 | Photo-polymerization type photo-sensitive electrode paste composition for plasma display panel and fabricating method thereof | Sang Tae Kim, Seung Tae Park, Jong Woo Park | 2006-10-31 |
| 6777165 | Photopolymerization type photosensitive phosphor paste composition and method for forming fluorescent film in PDP by using the same | Hyun Shik Oh | 2004-08-17 |
| 6399287 | Method for forming fluorescent film in PDP by using a photopolymerizable photosensitive phosphor paste composition | Hyun Shik Oh | 2002-06-04 |
| 4755307 | Process for making drilling fluid additives containing lignosulfonates | Finis S. Turner | 1988-07-05 |