Issued Patents 2005
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6961333 | Call waiting feature for a telephone line connected to the internet | John H. Norris | 2005-11-01 |
| 6842448 | Call waiting feature for a telephone line connected to the internet | John H. Norris | 2005-01-11 |