Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6836361 | Method and apparatus to increase visual contrast for video projection screen | — | 2004-12-28 |
| 6704124 | Mobile scanners | Darwin Hu, Dongtai Liu, Chengrong Lu | 2004-03-09 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6836361 | Method and apparatus to increase visual contrast for video projection screen | — | 2004-12-28 |
| 6704124 | Mobile scanners | Darwin Hu, Dongtai Liu, Chengrong Lu | 2004-03-09 |