Issued Patents All Time
Showing 26–32 of 32 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4665445 | Floppy disk drive apparatus | — | 1987-05-12 |
| 4644426 | Floppy disk drive apparatus | — | 1987-02-17 |
| 4602301 | Two sided magnetic disk drive apparatus with controlled timing means | Tetsuro Ichitani | 1986-07-22 |
| 4599659 | Floppy disk drive apparatus | — | 1986-07-08 |
| 4563712 | Floppy disk drive apparatus | Yasuharu Nishio | 1986-01-07 |
| 4547820 | Floppy disk drive apparatus | — | 1985-10-15 |
| 4279784 | Thermionic emission cathodes | Akira Misumi | 1981-07-21 |