Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7883252 | Display device | Hirokazu Matsui | 2011-02-08 |
| 6663253 | Molded optical panel and mold therefore | Kenzo Murata | 2003-12-16 |
| 5915855 | Bar light source for an edge light panel and an illumination sign device using the same | Kazuo Kishi | 1999-06-29 |
| 5410454 | Device for supplying incident light to edge light panels | Hirokazu Matsui | 1995-04-25 |
| 5408387 | Edge light panel and its production | Hirokazu Matsui | 1995-04-18 |
| 5283673 | Surface luminous source panel with areas having different reflector speck densities | Hirokazu Matsui | 1994-02-01 |
| 5207493 | Edge light panel device | Hirokazu Matsui | 1993-05-04 |
| 5178447 | Edge light panel | Hirokazu Matsui | 1993-01-12 |
| 4985809 | Surface light source panel | Hirokazu Matsui | 1991-01-15 |