Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6472047 | Magnetic recording disk | Fumiyoshi Kirino, Nobuyuki Inaba, Hiroki Yamamoto, Ken Takahashi, Motoyasu Terao +3 more | 2002-10-29 |
| 6410133 | Magnetic recording disk, method of the magnetic recording disk and magnetic recording apparatus | Fumiyoshi Kirino, Nobuyuki Inaba, Ken Takahashi, Sumio Hosaka, Eiji Koyama +3 more | 2002-06-25 |