Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6350178 | Zone textured magnetic recording media and methods for their production | Koji Shima, Joseph Leigh, Hiroshi Konishi, Nobuo Kurataka, Hiroki Hara +1 more | 2002-02-26 |
| 6335080 | Magnetic disk media and disk drives utilizing polymeric disk substrates | Koji Shima, Zine-Eddine Boutaghou | 2002-01-01 |