Issued Patents 2004
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6783832 | Information recording medium | Toshimichi Shintani, Motoyasu Terao | 2004-08-31 |
| 6775226 | Optical recording medium having a plurality of interference layers of different refractive index | Makoto Miyamoto, Junko Ushiyama | 2004-08-10 |
| 6740382 | Information recording medium | Makoto Miyamoto, Akemi Hirotsune, Tetsuya Nishida, Motoyasu Terao, Junko Ushiyama +1 more | 2004-05-25 |
| 6723411 | Information recording medium and method for manufacturing an information recording medium | Akemi Hirotsune, Makoto Miyamoto, Toshimichi Shintani, Yumiko Anzai, Takahiro Kurokawa | 2004-04-20 |
| 6709801 | Information recording medium | Makoto Miyamoto, Yoshihiro Ikari, Tamotsu Fuchioka, Hitoshi Watanabe, Reiji Tamura +2 more | 2004-03-23 |
| 6703098 | Information recording medium and method for manufacturing information recording medium | Akemi Hirotsune, Motoyasu Terao, Junko Ushiyama, Hiroyuki Minemura, Yumiko Anzai +1 more | 2004-03-09 |