Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6097569 | Magnetic disk drive with air filtration | — | 2000-08-01 |
| 5293286 | Magnetic disc apparatus for maintaining an optimum humidity in a head disc assembly | Akihoro Hasegawa, Yoshihiro Terada, Takashi Koshiyama, Toshio Yasuda | 1994-03-08 |