Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6759137 | Opto-magnetic recording medium with a garnet ferrite recording layer, and opto-magnetic information recording/reproducing device | Akinori Furuya, Hiroshi Yoshikawa, Manabu Yamamoto, Toshifumi Ohkubo, Laurence Bouet +3 more | 2004-07-06 |
| 6729541 | Information reading apparatus and information recording medium | Yoshiaki Kurokawa, Toshifumi Ohkubo, Manabu Yamamoto, Shogo Yagi | 2004-05-04 |