Issued Patents 2004
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6816291 | Optical information recording and reproducing apparatus having volume holographic memory | Satoru Tanaka, Tomomitsu Kouno, Hideki Hatano, Hajime Matsushita, Takashi Yamaji | 2004-11-09 |