Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7275307 | Method of making a magnetic head with ferrite between nonmagnetic portions and a nonmagnetic gap | Akira Sugawara, Akihiro Konno | 2007-10-02 |
| 6801391 | Magnetic head with ferrite between nonmagnetic portions and a nonmagnetic gap | Akira Sugawara, Akihiro Konno | 2004-10-05 |
| 5852536 | Magnetic head | Tohru Matsunaga, Takehiko Saito, Masatoshi Hayakawa | 1998-12-22 |