Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6766516 | Processor sharing technique for communications and other data processing on a same processor | — | 2004-07-20 |
| 6704400 | Call-waiting tone detection technique | Haixiang Liang | 2004-03-09 |