Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6624976 | Magnetic disc cartridge having a substrate with magnetized pit trains and a substrate with same coefficient of thermal expansion as hub | — | 2003-09-23 |
| 6560070 | Disc cartridge memory device having a substrate with magnetized pit trains and a substrate with same coefficient of thermal expanison as hub | — | 2003-05-06 |