Issued Patents 2004
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6731070 | Low-pressure gas discharge lamp with a mercury-free gas filling | Robert Scholl, Rainer Hilbig, Achim Koerber, Johannes Baier, Thomas Juestel | 2004-05-04 |
| 6717353 | Phosphor converted light emitting device | Gerd O. Mueller, Regina B. Mueller-Mach, Thomas Justel, Gerry Sorce | 2004-04-06 |
| 6680569 | Red-deficiency compensating phosphor light emitting device | Regina B. Mueller-Mach, Gerd O. Mueller, Tomas Jüestel | 2004-01-20 |