Issued Patents 2004
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6804189 | Near field optical recording medium | Toshio Inase, Koji Katayama, Tatsuo Kawasaki, Kenichi Sekimoto, Toru Futami +1 more | 2004-10-12 |
| 6802073 | Magneto-optical recording medium | Toshio Inase, Keiichiro Nishizawa | 2004-10-05 |
| 6798734 | Optical recording medium having address pits in the header region connecting with each other | Tatsuo Kawasaki, Kenichi Sekimoto, Toru Futami, Shigeru Hiramatsu, Mutsumi Asano +2 more | 2004-09-28 |