Issued Patents 2004
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6680817 | Recording medium device containing recording medium and recording/reproducing device | Yasuaki Kano, Kazuya Koseki, Takao Hiramoto, Masahiro Kiyota, Yoshihisa Takayama +1 more | 2004-01-20 |