Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5989738 | Organic electroluminescent component with charge transport layer | Markus Haase, Herbert Friedrich Boerner, Cornelis Reinder Ronda | 1999-11-23 |
| 5900695 | Luminescent screen including a luminescent zeolite | Volker Weiler | 1999-05-04 |
| 5772917 | Luminescent zeolite | Volker Weiler | 1998-06-30 |
| 5756224 | Organic electroluminescent component | Herbert Friedrich Borner, Wolfgang Busselt, Markus Haase | 1998-05-26 |
| 5574332 | Luminescent screen | Volker Weiler | 1996-11-12 |
| 5558817 | Green-luminescing zinc sulphide and cathode ray tube provided with this zinc sulphide | Michael Bredol | 1996-09-24 |
| 5387436 | Method of coating red-luminescing phosphor particles with hematite | Cornelis Reinder Ronda, Guido Hutten, Michael Bredol, Thomas Rink | 1995-02-07 |
| 5360361 | Method of manufacturing a display tube | Helmut Bechtel, Wolfram Czarnojan, Stefan Willi Julius Gruhlke | 1994-11-01 |