Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8113391 | Immersion nozzle for continuous casting | Hiroshi Otsuka, Arito Mizobe, Hisatake Okumura, Koji Kido, Joji Kurisu | 2012-02-14 |
| 7641081 | Immersion nozzle | Koji Kido, Joji Kurisu, Arito Mizobe, Hiroshi Otsuka | 2010-01-05 |
| 4459624 | Magnetic reproducing apparatus | Masaaki Sato, Kazumi Miyaji, Norio Fukuoka, Kazuo Nakasho, Kenji Furuta | 1984-07-10 |
| 4366514 | Magnetic reproducing apparatus | Masaaki Sato, Kazumi Miyaji, Norio Fukuoka, Kazuo Nakasho, Kenji Furuta | 1982-12-28 |
| 4258401 | Multi-channel record/playback magnetic head | Takashi Kodama | 1981-03-24 |
| 4248344 | Tape cassette | — | 1981-02-03 |