Issued Patents 2004
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6794005 | Optical recording medium, optical recording method and optical recording device | Tsutomu Satoh, Tatsuya Tomura, Yasunobu Ueno, Tohru Yashiro, Tomomi Ishimi +4 more | 2004-09-21 |
| 6762008 | Optical recording medium | Tsutomu Satoh, Shohji Maruyama, Tatsuya Tomura, Noboru Sasa, Yasunobu Ueno +1 more | 2004-07-13 |
| 6741547 | Optical recording medium having short wobble period length | Tatsuya Tomura, Tsutomu Satoh, Noboru Sasa, Yasunobu Ueno, Yasuhiro Higashi | 2004-05-25 |
| 6737143 | Optical recording medium, optical recording method and optical recording device | Tsutomu Sato, Tatsuya Tomura, Yasunobu Ueno, Ikuo Shimizu, Motoharu Kinugasa +2 more | 2004-05-18 |