Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5617405 | Optical recording medium having at least two separate recording layers of different writing temperatures | Giuseppe Farruggia | 1997-04-01 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5617405 | Optical recording medium having at least two separate recording layers of different writing temperatures | Giuseppe Farruggia | 1997-04-01 |