Issued Patents 2004
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6747995 | System for multiple voice lines with data over a single subscriber loop | John Spenik, Thomas J. Buege, Christopher A. Pawlowski, Keith M. McDonald, James F. Hoff | 2004-06-08 |