Issued Patents 2004
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6740382 | Information recording medium | Makoto Miyamoto, Keikichi Andoo, Tetsuya Nishida, Motoyasu Terao, Junko Ushiyama +1 more | 2004-05-25 |
| 6723411 | Information recording medium and method for manufacturing an information recording medium | Makoto Miyamoto, Toshimichi Shintani, Keikichi Andoo, Yumiko Anzai, Takahiro Kurokawa | 2004-04-20 |
| 6703098 | Information recording medium and method for manufacturing information recording medium | Motoyasu Terao, Junko Ushiyama, Hiroyuki Minemura, Keikichi Andoo, Yumiko Anzai +1 more | 2004-03-09 |