Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10959305 | Controlling a lighting device having at least two electric light sources | Mourad Boulouednine, Michael Steyer | 2021-03-23 |
| 7980290 | Molding equipment for the production of castings | Siegfried Heinrich, Sascha Padovan, Benno Niedermann | 2011-07-19 |
| 7500508 | Injection-molding device for manufacturing V-engine blocks | Siegfried Heinrich, Sascha Padovan, Benno Niedermann | 2009-03-10 |
| 6424089 | Electric incandescent lamp with infrared reflecting layer | Sigbert Mueller, Axel Bunk | 2002-07-23 |
| 6160341 | Incandescent lamp having IR reflecting layer and specially shaped bulb | Sigbert Mueller | 2000-12-12 |
| 6111344 | Incandescent lamp with reflection coating | Sigbert Mueller | 2000-08-29 |
| 5811934 | Electric incandescent halogen lamp with barrel-shaped bulb | Axel Bunk, Andreas Hollstein | 1998-09-22 |
| 5757113 | Medium/high voltage incandescent lamp and reflector combination | Rolf Kiesel | 1998-05-26 |
| 5215262 | Method and apparatus for comminuting bulk materials | — | 1993-06-01 |
| 4813480 | Apparatus for cooling dust or finely granular bulk material | Wolfgang Haak, Bernd Kirchhoff | 1989-03-21 |
| 4799595 | Apparatus for the classifying of powdered bulk materials | — | 1989-01-24 |