Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7224494 | Image reading apparatus, its light source, and shading correcting apparatus | Tomihisa Saitou | 2007-05-29 |
| 7048427 | Planar light source device and image reading device | Ryo Anraku | 2006-05-23 |
| 6776494 | Planar light source and method for forming a light scatterer for a planar light source | Makoto Ikeda | 2004-08-17 |
| 6502946 | Planar display lamp and method of forming a light scatterer pattern | Makoto Ikeda | 2003-01-07 |