Issued Patents 2004
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6690521 | Light-selective prism, projection display apparatus using the same, and method of manufacturing light-selective prism | Toshiaki Hashizume | 2004-02-10 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6690521 | Light-selective prism, projection display apparatus using the same, and method of manufacturing light-selective prism | Toshiaki Hashizume | 2004-02-10 |