Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6586698 | Method of operating a welding machine and a welding machine | Johannes Peter Lodevicus Houben | 2003-07-01 |
| 6580210 | Method of manufacturing an electron gun, electron gun, display device with such an electron gun, and sub-assembly for use in such an electron gun | Johannes Peter Lodevicus Houben | 2003-06-17 |