Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6590340 | High pressure discharge lamp with tungsten electrode rods having first and second parts | Joseph Franciscus Raymond Eijsermans, Dorothea Seebode | 2003-07-08 |
| 6534918 | High pressure discharge lamp with tungsten electrode rods having second parts with envelope of rhenium | Manfred Peterek, Joseph Franciscus Raymond Eijsermans, Dorothea Seebode, Marcus Kubon | 2003-03-18 |