Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8944110 | Vent duct | Takeki Shiga, Takahiro Amano | 2015-02-03 |
| 5585032 | Ferromagnetic fine powder for magnetic recording | Kazuo Nakata, Nobusuke Takumi, Saburo Kato | 1996-12-17 |
| 5246609 | Process for preparing ferromagnetic fine particles for magnetic recording | Kazuo Nakata, Nobusuke Takumi, Saburo Kato | 1993-09-21 |
| 4594267 | Process for producing cobalt-containing magnetic iron oxide powder | Ichiro Honma, Masatoshi Amano, Nobusuke Takumi | 1986-06-10 |
| 4501774 | Process for the production of cobalt-containing magnetic iron oxide powder | Kokichi Miyazawa, Kazuo Nakata, Tsuneo Ishikawa, Ichiro Honma, Makoto Ogasawara +1 more | 1985-02-26 |
| 4486467 | Process for producing cobalt-containing magnetic iron oxide powder | Kazuo Nakata, Tsuneo Ishikawa, Ichiro Honma, Arata Koyama, Masatoshi Amano | 1984-12-04 |