Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8755406 | Multiple channel system for a twisted pair telephone wire local loop system | Dale Brian Halling, Nelson Leon Ledbetter, Edward R. Folds, Thomas Starr | 2014-06-17 |
| 8396077 | Multiple channel system for a twisted pair telephone wire local loop system | Dale Brian Halling, Nelson Leon Ledbetter, Edward R. Folds, Thomas Starr | 2013-03-12 |
| 7664138 | Multiple channel system for a twisted pair telephone wire local loop system | Dale Brian Halling, Nelson Leon Ledbetter, Edward R. Folds, Thomas Starr | 2010-02-16 |
| 6687261 | Multiple channel system for a twisted pair telephone wire local loop system | Dale Brian Halling, Nelson Leon Ledbetter, Edward R. Folds, Thomas Starr | 2004-02-03 |