Issued Patents 2002
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6405041 | Concurrent ringing on multiple network telephones | Louis Michael Taff, Richard Zaffino | 2002-06-11 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6405041 | Concurrent ringing on multiple network telephones | Louis Michael Taff, Richard Zaffino | 2002-06-11 |