Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5532552 | Metal-halide discharge lamp with ceramic discharge vessel, and method of its manufacture | Juergen Heider, Stefan Juengst | 1996-07-02 |
| 5455480 | High-pressure discharge lamp with ceramic discharge vessel and ceramic sealing means having lead-through comprising thin wires having a thermal coefficient of expansion substantially less than that of the ceramic sealing means | Hartmuth Bastian, Stefan Juengst | 1995-10-03 |