Issued Patents 2004
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6818592 | Heat-sensitive recording material | Tsutomu Watanabe, Hirofumi Mitsuo | 2004-11-16 |
| 6804185 | Optical pickup and information recording and/or reproducing apparatus including the same | Ikuya Kikuchi, Takanori Maeda, Mitsuru Sato | 2004-10-12 |
| 6800588 | Thermal recording material | Takayuki Matsumoto, Tetsuo Takeuchi, Hirofumi Mitsuo | 2004-10-05 |
| 6730632 | Heat-sensitive recording material | Tsutomu Watanabe, Hirofumi Mitsuo | 2004-05-04 |
| 6720286 | Heat-sensitive recording material | Hirofumi Mitsuo | 2004-04-13 |
| 6714510 | Information recording medium including layer of uniform thickness and reproducing device thereof | Takanori Maeda | 2004-03-30 |
| 6699816 | Heat-sensitive recording material | Tsutomu Watanabe, Hirofumi Mitsuo | 2004-03-02 |
| 6690500 | Aberration correction apparatus and method | Masakazu Ogasawara, Yoshitsugu Araki | 2004-02-10 |
| 6674710 | Liquid-crystal panel, optical pickup, and information reproducing system | — | 2004-01-06 |