Issued Patents 2003
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6638646 | Substituted poly(arylenevinylenes), process for their preparation, and their use in electroluminescent elements | Hubert Spreitzer, Willi Kreuder, Hermann Schenk, Nu Yu | 2003-10-28 |
| 6605693 | Triptycene polymers and copolymers | Willi Kreuder, Josef Salbeck, Karl Heinz Weinfurtner | 2003-08-12 |
| 6541602 | Conjugated polymers containing 2,7 fluorenyl units with improved properties | Hubert Spreitzer, Willi Kreuder | 2003-04-01 |
| 6509110 | Triptycene derivatives and their use for opto-electronics applications, in particular as electroluminescent materials | Josef Salbeck, Willi Kreuder, Karl Heinz Weinfurtner | 2003-01-21 |
| 6509507 | Polymerizable biaryls, process for their preparation and their use | Hubert Spreitzer, Willi Kreuder, Jochen Krause | 2003-01-21 |