Issued Patents 1994
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5357162 | Spindle motor using dynamic pressure bearings | Kazuto Hirokawa, Kazuyuki Kasahara, Tohru Maruyama | 1994-10-18 |
| 5322369 | Dynamic pressure bearing | Tadashi Kataoka, Shunsuke Mimura, Yoichi Kanemitsu, Yoshiyuki Maruta, Tatsuo Hinata +2 more | 1994-06-21 |