Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5481517 | Track jump control means for a disk apparatus | Kyosuke Yoshimoto, Yoshiki Nakajima, Kimiyuki Koyanagi, Osamu Ito, Akira Mashimo +2 more | 1996-01-02 |
| 5438557 | Optical disk storage which provides pull-in of focus servo and pull-in of tracking servo | Osamu Ito, Kyosuke Yoshimoto, Yoshihiro Kiyose, Kazuhiko Nakane, Akira Mashimo +2 more | 1995-08-01 |
| 5319626 | Method for rewriting defect management areas on optical disk according to ECMA standard | Minoru Ozaki, Kyosuke Yoshimoto, Hiroyuki Onda, Takuya Nagata, Hidehiko Murata +1 more | 1994-06-07 |
| 5090052 | Telephone system with multiple extension telephones | Ryuichi Nakajima | 1992-02-18 |
| 4437378 | Electronic musical instrument | Hideaki Ishida, Tomohisa Ishikawa, Takehiko Kayahara | 1984-03-20 |