Issued Patents 2002
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6473144 | Liquid crystal display apparatus and liquid crystal projection display apparatus which employ hologram color filter | Nobuhiko Ichikawa | 2002-10-29 |
| 6426812 | Hologram color filter, and its fabrication method | Nobuhiko Ichikawa, Kenji Ueda | 2002-07-30 |
| 6366371 | Transmissively viewable reflection hologram | Daijiro Kodama | 2002-04-02 |
| 6340540 | Hologram recording sheet holographic optical element using said sheet and its production process | Kenji Ueda, Yukio Taniguchi, Atsushi Sekiguchi, Hideyuki Iriyama | 2002-01-22 |