Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4460653 | Magnetic recording medium | Hitoshi Azegami, Hiroshi Kawahara | 1984-07-17 |
| 4429010 | High density magnetic recording medium | — | 1984-01-31 |
| 4414289 | High density magnetic recording medium | Kenji Hirabayashi, Chihoto Mikura | 1983-11-08 |
| 4404260 | Magnetic recording medium and method of manufacture | — | 1983-09-13 |
| 4396659 | Magnetic recording medium | Kiyotaka Okuyama | 1983-08-02 |
| 4391877 | Magnetic recording medium | Hiroshi Kawahara, Hitoshi Azegami | 1983-07-05 |
| 4298631 | Method for smoothing both magnetic coat layers of magnetic recording medium | Chiho Mikura | 1981-11-03 |
| 4257078 | Read device for plane magnetic recording medium | — | 1981-03-17 |