Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5910863 | Magnetic head slider and magnetic disk device using the same | Takeshi Miyazaki, Yasutaka Suzuki | 1999-06-08 |
| 5290738 | Material for nonmagnetic oxide substrate and magnetic head | Toshikazu Nishiyama, Nobuyuki Yamada, Noriyuki Kumasaka, Mitsuo Abe | 1994-03-01 |
| 5057374 | MnO/NiO-based nonmagnetic substrate material | Kazuhiro Tsuchiya, Toshikazu Nishiyama | 1991-10-15 |
| 4805059 | Magnetic head having MnO/NiO-based nonmagnetic substrate | Kazuhiro Tsuchiya, Toshikazu Nishiyama | 1989-02-14 |