Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D442547 | Linearity coil | Takashi Tajima, Takeshi Ikeda, Kouzou Hida, Teruyoshi Ishida | 2001-05-22 |
| 6229424 | Variable linearity coil | Takashi Tajima, Takeshi Ikeda | 2001-05-08 |
| 6114934 | Variable linearity coil | Takeshi Ikeda, Takashi Tajima | 2000-09-05 |