Issued Patents All Time
Showing 1–25 of 144 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8133655 | Optical information recording medium, method and apparatus for recording and reproducing for the same | Hideki Kitaura, Yukako Doi, Shigeru Furumiya, Noboru Yamada | 2012-03-13 |
| 8040765 | Initialization method for information recording medium, initialization apparatus for information recording medium, and information recording medium | Akio Tsuchino, Noboru Yamada, Rie Kojima | 2011-10-18 |
| 7894318 | Optical information recording medium, optical information recording method, and optical information recording apparatus | Kenji Narumi | 2011-02-22 |
| 7881173 | Optical information recording method, optical information recording device and optical information recording medium | Kenji Narumi, Shigeaki Furukawa | 2011-02-01 |
| 7830779 | Method of recording information, equipment thereof and information recording medium | Katsuyuki Takahashi, Naoyasu Miyagawa, Takashi Nishihara | 2010-11-09 |
| 7821892 | Optical information recording method, optical information recording device and optical information recording medium | Kenji Narumi, Shigeaki Furukawa | 2010-10-26 |
| 7813239 | Optical information recording method, optical information recording device and optical information recording medium | Kenji Narumi, Shigeaki Furukawa | 2010-10-12 |
| 7760596 | Optical information recording method, optical information recording device, and optical information recording medium | Kenji Narumi, Shigeaki Furukawa | 2010-07-20 |
| 7540006 | Optical information recording medium and manufacture method thereof | Ken'ichi Nagata, Hideki Kitaura, Hideo Kusada, Noboru Yamada, Shinya Abe | 2009-05-26 |
| 7492687 | Optical information recording method, optical information recording and reproducing device, and optical information recording medium | Naoyasu Miyagawa | 2009-02-17 |
| 7463575 | Optical information recording medium, method for manufacturing the same, and initialization device | Tetsuya Akiyama, Naoyasu Miyagawa, Takashi Nishihara | 2008-12-09 |
| 7423957 | Optical information recording medium and method of manufacturing thereof, manufacturing apparatus, recording/reproducing method, and recording/reproducing apparatus | Hideo Kusada, Ken'ichi Nagata, Hideki Kitaura, Noboru Yamada, Rie Kojima | 2008-09-09 |
| 7376070 | Optical information recording medium and method for manufacturing the medium | Yoshitaka Sakaue, Ken'ichi Nagata | 2008-05-20 |
| 7376058 | Optical information recording medium containing a plurality of recording layers provided with characteristics to achieve optimum recording conditions | Kenji Narumi | 2008-05-20 |
| 7292525 | Optical information recording method and apparatus for multiple recording layer medium | Naoyasu Miyagawa | 2007-11-06 |
| 7251202 | Substrate for optical recording medium, optical recording medium, master disc, master disc recording apparatus, and signal generating apparatus | Shigeaki Furukawa, Tetsuya Akiyama | 2007-07-31 |
| 7239601 | Optical recording medium, method of manufacturing optical recording medium, apparatus for manufacturing optical recording medium, program, and medium | Shuji Sato | 2007-07-03 |
| 7215620 | Information recording medium with management area having recording identification information | Kenichi Nagata | 2007-05-08 |
| 7200102 | Optical recording medium and recording method for the same | Hiroaki Irie, Keiichiro Horai, Mitsuaki Oshima | 2007-04-03 |
| 7193948 | Optical recording medium, method for recording on optical record medium, and apparatus for recording on optical record medium | Shigeaki Furukawa, Tetsuya Akiyama, Kenji Narumi | 2007-03-20 |
| 7193947 | Optical information recording method, optical information recording device and optical information recording medium | Kenji Narumi, Noboru Yamada, Takeo Ohta | 2007-03-20 |
| 7177241 | Recording/reproduction apparatus and recording/reproduction method | — | 2007-02-13 |
| 7170848 | Optical recording medium and recording method for the same | Hiroaki Irie, Keiichiro Horai | 2007-01-30 |
| 7170839 | Optical recording medium and recording method for the same | Hiroaki Irie, Keiichiro Horai, Mitsuaki Oshima | 2007-01-30 |
| 7158458 | 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 | 2007-01-02 |