Issued Patents 2005
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6975579 | Optical information recording medium and optical information recording and reproducing apparatus | Naoyasu Miyagawa, Eiji Ohno, Nobuo Akahira | 2005-12-13 |
| 6975571 | Method for optically recording information and device for optically recording information by the same | Kenji Narumi, Tetsuya Akiyama, Shigeaki Furukawa | 2005-12-13 |
| 6967911 | Multivalued information recording method, multivalued information recording apparatus, and recording medium | Hiromichi Ishibashi, Takeo Ohta | 2005-11-22 |
| 6952382 | Recording/reproduction apparatus, recording/reproduction method and information recording medium | — | 2005-10-04 |
| 6934243 | Optical information recording medium, recording/reproducing apparatus and recording /reproducing method for the same, and method for manufacturing optical information recording medium | Tetsuya Akiyama | 2005-08-23 |
| 6922387 | Optical information recording medium, and method and apparatus for recording/reproducing information thereon | Tetsuya Akiyama, Kenji Narumi | 2005-07-26 |
| 6906988 | Method and apparatus for recording/reproducing information with respect to optical recording medium | Shigeaki Furukawa, Tetsuya Akiyama, Kenji Narumi, Takashi Ishida, Mamoru Shoji +2 more | 2005-06-14 |
| 6893698 | Optical information recording medium, optical measuring method and optical information recording/reproducing method | Kenji Narumi, Naoyasu Miyagawa, Rie Kojima, Takashi Nishihara, Noboru Yamada | 2005-05-17 |
| 6894962 | Optical information recording medium with sector address information | Ken'ichi Nagata | 2005-05-17 |