Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6785383 | Telephone line switch using an optocooupler | Yuan-Neng Fan | 2004-08-31 |
| 6295347 | Apparatus and method for subscriber loop powered calling identity delivery on call waiting | Yuan-Neng Fan | 2001-09-25 |