Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7640665 | Method of manufacturing shaft unit | Kenzo Hirose, Takehito Tamaoka | 2010-01-05 |
| 5453890 | Low airflow hard disk apparatus | Yoichi Mori, Hirotada Itoi, Itsuo Miyaji, Hiroyuki Yonei, Kihachiro Ohta | 1995-09-26 |
| 5333079 | Low profile hard disk apparatus | Itsuo Miyaji, Hiroyuki Yonei, Kihachiro Ohta | 1994-07-26 |
| 5009436 | Magnetic fluid seal assembly | Mineyo Endo, Noriaki Hishida, Itsuo Miyaji | 1991-04-23 |