Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7392030 | Cell phone antenna switching circuit and antenna switching method | — | 2008-06-24 |
| 7262736 | Mobile communication terminal | — | 2007-08-28 |
| 6571085 | Portable telephone which can carry out optical communication for saving power consumption and avoiding erroneous operation without complex operation | — | 2003-05-27 |