Issued Patents 2004
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6818262 | Filters for electronic display device | Ikuo Shimizu, Motoharu Kinugasa, Hiroshi Toyoda | 2004-11-16 |
| 6794005 | Optical recording medium, optical recording method and optical recording device | Soh Noguchi, Tsutomu Satoh, Tatsuya Tomura, Yasunobu Ueno, Tohru Yashiro +4 more | 2004-09-21 |
| 6737143 | Optical recording medium, optical recording method and optical recording device | Soh Noguchi, Tsutomu Sato, Tatsuya Tomura, Yasunobu Ueno, Ikuo Shimizu +2 more | 2004-05-18 |