Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6783254 | Light guide and line illuminating device | Kozo Fujino, Vladimir Serikov, Masafumi Taguchi | 2004-08-31 |
| 6763159 | Waveguide type liquid crystal optical switch | — | 2004-07-13 |