Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6801391 | Magnetic head with ferrite between nonmagnetic portions and a nonmagnetic gap | Naoyuki Kaneyama, Akihiro Konno | 2004-10-05 |
| 6699337 | Copper-base alloys having improved punching properties on press and a process for producing them | Koichi Hatakeyama | 2004-03-02 |