Issued Patents 2003
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6633526 | Data recording method, data reproducing method and data recording medium | Seiji Tatsuta | 2003-10-14 |
| 6574765 | Code image data output apparatus and method | Hiroshi Sasaki | 2003-06-03 |
| 6543697 | Information recording medium and information reproducing apparatus | Yutaka Yunoki, Hiroyoshi Fujimori, Shinzo Matsui, Takeshi Mori, Hiroshi Sasaki | 2003-04-08 |