Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6938265 | Turntable for disk storage medium and disk drive including the turntable | Kozo Ezawa, Masanao Wakikawa, Terumi Tatsumi | 2005-08-30 |
| 6813236 | Mechanism for moving an optical head in an optical disk apparatus | Kozo Ezawa, Hironori Okazawa, Masanao Wakikawa, Terumi Tatsumi | 2004-11-02 |
| 4353125 | Electromagnetic pickup cartridge | Masashi Itoh | 1982-10-05 |