Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5211771 | Soft magnetic alloy material | Takuji Okiyama, Ryoji Hirota, Yutaka Kawai, Toshihiko Takemoto | 1993-05-18 |
| 5158624 | Soft-magnetic nickel-iron-chromium alloy | Takuji Okiyama, Keiji Osaki, Yutaka Kawai | 1992-10-27 |
| 5135588 | Soft-magnetic nickel-iron-chromium alloy for magnetic cores | Takuji Okiyama, Hisao Yasumura, Yutaka Kawai | 1992-08-04 |