Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6669987 | Method for vacuum treatment of workpieces and vacuum treatment facility | Franz-Josef Schaefer | 2003-12-30 |
| 6645352 | Optical data storage disk | Dubs Martin | 2003-11-11 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6669987 | Method for vacuum treatment of workpieces and vacuum treatment facility | Franz-Josef Schaefer | 2003-12-30 |
| 6645352 | Optical data storage disk | Dubs Martin | 2003-11-11 |