Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6738752 | Information distributing apparatus and information distributing method, information receiving apparatus and information receiving met | Yoichiro Sako, Tatsuya Inokuchi, Masayuki Obata, Kazuko Sakurai | 2004-05-18 |
| 6680889 | Data recording medium and data recording apparatus | Tatsuya Inokuchi, Yoichiro Sako, Masayuki Obata, Kazuko Sakurai | 2004-01-20 |