Issued Patents 2011
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8084928 | Halogen incandescent lamp incorporating two filaments for daylight operation | Frank Auer, Gerhard Behr, Peter Helbig, Christian Seichter, Sascha Zelt | 2011-12-27 |
| 8011798 | Halogen incandescent lamp | Manfred Bühler, Hans Guenther Mayer, Sascha Zelt | 2011-09-06 |