Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6584058 | Optical storage device and liquid crystal device having separate liquid crystal layers with opposing electrodes | Hiroyasu Yoshikawa, Tatsuo Uchida | 2003-06-24 |
| 6560189 | Optical information storage apparatus | Nobuhide Aoyama | 2003-05-06 |