Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9695990 | Arrangement for light emission | Michael Spiegel | 2017-07-04 |
| 9103530 | Arrangement for directed light emission | Michael Spiegel | 2015-08-11 |
| 8317354 | Lamp, especially suspended lamp, comprising a first and a second light emitting area | Manfred Petschulat, Hartmut S. Engel | 2012-11-27 |