Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7335521 | Method for the production of multilayer discs | Martin Dubs, Wolfgang Nutt, Thomas Eisenhammer | 2008-02-26 |
| 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 |
| 6351446 | Optical data storage disk | Dubs Martin | 2002-02-26 |