Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6760297 | Substrate unit for optical head and method for manufacturing the same | Kyoya Matsuda, Akio Onuki, Kunio Omi, Futoshi Ishii | 2004-07-06 |
| 5333372 | Method of manufacturing a magnetic head | Shintaro Nagatsuka, Shoji Tsutaki | 1994-08-02 |
| 4962584 | Manufacturing method for a magnetic disk recording reproducing head device | Kyoya Matsuda, Shoji Tsutaki | 1990-10-16 |
| 4910621 | Magnetic head device having sloped sliding surface which is formed thermally curved | Kyoya Matsuda, Shoji Tsutaki | 1990-03-20 |
| 4748527 | Magnetic head device with back core integral in holder shell | Shoji Tsutaki, Mitsuo Katoh, Hiroyuki Itou, Toshinobu Yoshida | 1988-05-31 |
| 4609960 | Rotary thin film magnetic head device | — | 1986-09-02 |
| 4562503 | Perpendicular magnetic recording head | Akio Onuki, Shushi Takei | 1985-12-31 |
| 4509084 | Rotary magnetic head | Akio Onuki, Tomio Sakamoto | 1985-04-02 |
| 4423550 | Composite magnetic head structure and process for manufacturing the same | Shushi Takei | 1984-01-03 |