Issued Patents 2002
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6477135 | Optical information recording medium and method for recording and reproduction information thereon | Mayumi Uno | 2002-11-05 |
| 6469977 | Optical information recording medium, method for producing the same, and method and apparatus for recording/reproducing information thereon | Hideki Kitaura | 2002-10-22 |
| 6456584 | Optical information recording medium comprising a first layer having a phase that is reversibly changeable and a second information layer having a phase that is reversibly changeable | Ken'ichi Nagata, Kenichi Nishiuchi, Nobuo Akahira | 2002-09-24 |
| 6449239 | Optical information recording medium with thermal diffusion layer | Mayumi Uno, Ken'ichi Nagata, Hideo Kusada | 2002-09-10 |
| 6432502 | Optical recording medium and method of manufacturing the same | Hideki Kitaura, Rie Kojima | 2002-08-13 |
| 6416837 | Information recording medium, a method for manufacturing the same and a method for recording/reproducing information thereon | Rie Kojima, Hideki Kitaura | 2002-07-09 |
| 6388984 | Optical information recording medium and its recording and reproducing method | Hideki Kitaura, Ken'ichi Nagata, Kenichi Nishiuchi, Shigeaki Furukawa | 2002-05-14 |