Issued Patents 2004
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6766006 | Personal auto attendant apparatus and method | Shirley Sun | 2004-07-20 |
| 6754202 | Network call-back data capture method and apparatus | Shirley Sun | 2004-06-22 |
| 6738465 | Call-back number voice capture method and apparatus | — | 2004-05-18 |