Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5763353 | Hydrogenation catalyst precursor, hydrogenation catalyst and production process for alcohols | Yasuyuki Hattori, Masamitsu Horio, Fumihiko Nakamura | 1998-06-09 |
| 5185093 | Process for producing magnetic metal powder and coating for magnetic recording medium | Hiroaki Ichikawa, Katsuo Kojima, Hiroyuki Nakamura, Yoshio Aoki | 1993-02-09 |
| 5028278 | Ferromagnetic metal powder and process for preparation thereof | Masaaki Koga, Yoshio Aoki | 1991-07-02 |
| 4920010 | Ferromagnetic metal powder | Masaaki Koga, Yoshio Aoki | 1990-04-24 |