Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8878549 | AC impedance measuring device | Hirofumi Nakanishi | 2014-11-04 |
| 6608460 | Method of driving head, head driving device and disc driving apparatus using the same method and device | — | 2003-08-19 |
| 4392170 | Magnetic recording disc cartridge with disc cleaning means | — | 1983-07-05 |
| 4230225 | Storage container for recording tape cartridge | Masana Uozumi, Masanori Matsuura, Masazumi Sadaike | 1980-10-28 |