Issued Patents 2002
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6351446 | Optical data storage disk | Helfried Weinzerl | 2002-02-26 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6351446 | Optical data storage disk | Helfried Weinzerl | 2002-02-26 |