Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7678293 | Coated fluorescent substance, light emitting device comprising said substance and a method for producing said substance | Bert Braune, Rainer Schirmer, Martin Zachau, Franz Zwaschka | 2010-03-16 |
| 7285252 | Apparatus for producing oxidic nanocrystals | Armin Konrad, Alfred Gahn, Franz Kummer | 2007-10-23 |
| 7267786 | Phosphor and light source comprising such a phosphor | Tim Fiedler, Frank Jermann, Martin Zachau, Franz Zwaschka | 2007-09-11 |
| 6702957 | Process and apparatus for producing oxidic nanocrystals | Armin Konrad, Alfred Gahn, Franz Kummer | 2004-03-09 |
| 6670748 | Illumination unit having at least one LED as light source | Andries Ellens, Tim Fiedler, Gunter Huber | 2003-12-30 |
| 6391273 | Process and apparatus for producing oxidic nanocrystals | Armin Konrad, Alfred Gahn, Franz Kummer | 2002-05-21 |