Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8598789 | Discharge lamp with improved discharge vessel | Michael Haacke, Ralf Muckel, Manfred Westemeyer | 2013-12-03 |
| 8415868 | High-pressure discharge lamp and a method of manufacturing a high-pressure discharge lamp | Markus Gerhard, Herbert Schartmann, Manfred Westemeyer, Ralf Muckel | 2013-04-09 |
| 7329977 | Discharge lamp with a reflector and a burner | Nicasius Van Gennip, Michael Haacke | 2008-02-12 |
| 6471385 | Lamp | Manfred Westemeyer | 2002-10-29 |
| 5233264 | Electric incandescent lamp | Helmut Tiesler, Wilfried Krings, Hermann Muller | 1993-08-03 |
| 4998040 | Pinch seal mount assembly for electric lamp | Wilfried Krings | 1991-03-05 |