Issued Patents 2011
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7965043 | Inner coating of lamp vessels, such as discharge vessels of gas discharge lamps | Thomas Kupper, Margareta Hamel, Christoph Mölle, Dietmar Ehrlichmann, Klaus Gunther | 2011-06-21 |