Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9899206 | Method of producing a halogen lamp and halogen lamp | Markus Winkler | 2018-02-20 |
| 9431231 | Lamp with graded absorption coating | Juergen Flechsig, Hans-Alo Dohmen, Ralph Kecke | 2016-08-30 |