Issued Patents 2005
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6922284 | Method for automatically controlling the length of projection screen and multi-purpose apparatus thereof | — | 2005-07-26 |
| 6891979 | Pocket scanners | Darwin Hu, Jung-Chih Huang, Paul Tin Choy Cheung, Hongwei Sun, Yingfeng Lv | 2005-05-10 |