Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6610421 | Spin electronic material and fabrication method thereof | Hiroyuki Akinaga, Masafumi Shirai | 2003-08-26 |
| 4565551 | Coal gasification apparatus | Koji Okane, Hidemasa Nakajima, Shozo Okamura, Masanobu Sueyasu | 1986-01-21 |
| 4541617 | Lance structure for oxygen-blowing process in top-blown converters | Kohji Okane, Hidemasa Nakajima, Shozo Okamura, Masanobu Sueyasu | 1985-09-17 |