Issued Patents 2002
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6496462 | Optical recording method, optical recording apparatus, and optical recording medium | Hajime Utsunomiya, Masanori Shibahara, Toshiki Aoi | 2002-12-17 |
| 6456576 | Optical recording method | Naoki Hayashida | 2002-09-24 |
| 6438085 | Optical recording method | Tatsuya Kato, Hajime Utsunomiya, Takashi Kikukawa | 2002-08-20 |
| 6406772 | Optical recording medium and method for making | Junji Tominaga, Makoto Takahashi, Takashi Kikukawa | 2002-06-18 |