Issued Patents All Time
Showing 1–17 of 17 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12359901 | Coordinate measuring apparatus | Claude Rouge, Léonard Wunderlin | 2025-07-15 |
| 12123578 | Light engine and lamp with light engine | Zhian Li, Shijun Nie, Tianci Zeng | 2024-10-22 |
| 12117144 | Lamp assembly and method for assembling lamp | Zhian Li, Shijun Nie, Tianci Zeng | 2024-10-15 |
| 11024500 | Low-pressure discharge lamp | — | 2021-06-01 |
| 10465878 | LED-based clean room lighting | Melanie Koehler | 2019-11-05 |
| 9865450 | Low-pressure discharge lamp with fluorescent particles having a small particle size | Renate Hirrle, Markus Schönheits, Alexander Bothe, Frauke PHILIPP, Thomas Huckenbeck | 2018-01-09 |
| 9865449 | Illuminant and illuminant lamp comprising said illuminant | Renate Hirrle, Robert Otto, Joerg Strauss | 2018-01-09 |
| 8941294 | Luminophore composition for low pressure discharge lamps | Nina Goebel, Claudia Held | 2015-01-27 |
| 8729786 | Illuminant mixture for a discharge lamp and discharge lamp, in particular an Hg low-pressure discharge lamp | Frank Jermann, Martin Zachau | 2014-05-20 |
| 8704437 | Phosphor mixture for a discharge lamp and a discharge lamp | Frank Jermann, Martin Zachau | 2014-04-22 |
| 8541948 | Operating device and method for operating at least one Hg low pressure discharge lamp | Roger B. Hunt, Jr., Martin Zachau, Ralph HOECK | 2013-09-24 |
| 8450919 | Discharge lamp and illuminant compound for a discharge lamp | Frank Jermann, Martin Zachau | 2013-05-28 |
| 8350460 | Fluorescent coating for high output lamps with color temperatures of less than 2700 kelvin | Claudia Castiglioni, Wolfgang Gruber | 2013-01-08 |
| 7670507 | Phosphor composition for a low-pressure discharge lamp with high color temperature | Martin Zachau | 2010-03-02 |
| 7285252 | Apparatus for producing oxidic nanocrystals | Torsten Fries, Alfred Gahn, Franz Kummer | 2007-10-23 |
| 6702957 | Process and apparatus for producing oxidic nanocrystals | Torsten Fries, Alfred Gahn, Franz Kummer | 2004-03-09 |
| 6391273 | Process and apparatus for producing oxidic nanocrystals | Torsten Fries, Alfred Gahn, Franz Kummer | 2002-05-21 |