Issued Patents 2004
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6836509 | Dsl- compatible pots line card | Ronald A. Nordin, Paul Sand | 2004-12-28 |
| 6782078 | System to pre-qualify copper subscriber loops for high bandwidth access service using subscriber voice signals | — | 2004-08-24 |
| 6748078 | System and method for allocating overhead voltage in the transmission of pots and XDSL signals | — | 2004-06-08 |
| 6694012 | System and method to provide control of music on hold to the hold party | — | 2004-02-17 |
| 6694015 | Universal line interface in telecommunications system | Charles Calvin Byers, Mark Alan Lassig | 2004-02-17 |