Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6453030 | System and method for roaming billing | Juanita Boutwell | 2002-09-17 |
| 6356545 | Internet telephone system with dynamically varying codec | Jerry Chang | 2002-03-12 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6453030 | System and method for roaming billing | Juanita Boutwell | 2002-09-17 |
| 6356545 | Internet telephone system with dynamically varying codec | Jerry Chang | 2002-03-12 |