Issued Patents 2005
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6928308 | Mobile phone hand-free extension device | Guan-Wu Wang, Yi Yang, Teng-Chi Lin | 2005-08-09 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6928308 | Mobile phone hand-free extension device | Guan-Wu Wang, Yi Yang, Teng-Chi Lin | 2005-08-09 |