Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7244490 | Anti-newton ring sheet | — | 2007-07-17 |
| 7156547 | Light diffusive sheet and area light source element using the same | Yasumaro Toshima, Masashi Takai | 2007-01-02 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7244490 | Anti-newton ring sheet | — | 2007-07-17 |
| 7156547 | Light diffusive sheet and area light source element using the same | Yasumaro Toshima, Masashi Takai | 2007-01-02 |