Issued Patents All Time
Showing 1–14 of 14 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7911121 | Incandescent lamp having an illuminant that contains a high-temperature resistant metal compound | Matthias Damm, Georg Rosenbauer | 2011-03-22 |
| 7402952 | Incandescent lamp with a carbon cycle and a halogen cycle | Matthias Damm, Georg Rosenbauer, Joachim Werner | 2008-07-22 |
| 7242138 | Electric light bulb | Andreas Nittke | 2007-07-10 |
| 6969950 | Sealing foil and associated lamp having this foil | Franz Breuer, Bodo Mittler | 2005-11-29 |
| 6667573 | Halogen incandescent lamp | Walter Ciupke, Guenter Kreis, Thomas Kass, Joachim Koziol, Rolf Minder | 2003-12-23 |
| 6424089 | Electric incandescent lamp with infrared reflecting layer | Ulrich Binder, Sigbert Mueller | 2002-07-23 |
| 5811934 | Electric incandescent halogen lamp with barrel-shaped bulb | Andreas Hollstein, Ulrich Binder | 1998-09-22 |
| 5548182 | Reflector lamp specifically adapted for combination with a reflector lamp-lamp luminaire or fixture | Ruediger Klam, Elmar Ender, Frank Gloeckler | 1996-08-20 |
| 5510675 | Flicker-suppressed, low-power, high-pressure discharge lamp | Jurgen Vom Scheidt | 1996-04-23 |
| 5404078 | High-pressure discharge lamp and method of manufacture | Stefan Jüngst, Kouichiro Maekawa, Joachim Werner | 1995-04-04 |
| 5037342 | Method of making an electric lamp, and more particularly a lamp vessel in which electrodes are retained in the lamp by a pinch or press seal | Clemens Barthelmes | 1991-08-06 |
| 5001395 | High-pressure discharge lamp with corrosion protected electrode leads | Clemens Barthelmes | 1991-03-19 |
| 4659318 | Method to introduce a fill gas mixture into an electric light bulb, particularly halogen incandescent lamp | Gottfried Eichelbronner, Rainer Haake, Karl-Heinz Stadler, Manfred Gaugel | 1987-04-21 |
| 4490646 | Halogen cycle incandescent lamp having an intermediate lead-in conductor part | Karl-Heinz Stadler | 1984-12-25 |