Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6699598 | Laminar body having phosphorescent properties, process for producing it and its use | Annett Bretschneider, Wolfgang Kuhn, Jurgen Wieczoreck | 2004-03-02 |
| 6528186 | Stratified composite with phosphorescent properties, method for the production and the use thereof | Annett Bretschneider, Wolfgang Kuhn, Jurgen Wieczoreck | 2003-03-04 |
| 5919579 | Organic electroluminescent device | Wen-Bing Kang, Nu Yu, Akihiko Tokida, Thomas Potrawa | 1999-07-06 |
| 5871854 | Organic electroluminescent device | Akihiko Tokida, Wen-Bing Kang, Nu Yu, Thomas Potrawa | 1999-02-16 |
| 5430202 | Process for the preparation of substantially fluorinated alkyl bromides | Gunter Bartels, Reinhard Knieps | 1995-07-04 |
| 5336818 | Process for the preparation of substantially fluorinated alkyl bromides | Gunter Bartels, Reinhard Knieps | 1994-08-09 |