Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7020164 | System and method for special signaling with customer premises equipment | Gregory Singleton, Andrew Spooner, Ramona Boyd | 2006-03-28 |
| 6895041 | Digital subscriber line power reduction | Robert H. Locklear, Jr. | 2005-05-17 |
| 6522668 | System and method for special signaling with customer premises equipment | Gregory Singleton, Andrew Spooner, Ramona Boyd | 2003-02-18 |
| 6282273 | Communication server apparatus using frequency multiplexing and method | John Francis McHale, James R. Sisk, Robert H. Locklear, Jr., Clifford L. Hall, Ronald E. Ham | 2001-08-28 |
| 6169788 | Communication server apparatus having distributed switching and method | John Francis McHale, James R. Sisk, Robert H. Locklear, Jr., Clifford L. Hall, Ronald E. Ham | 2001-01-02 |
| 6014431 | Communication server apparatus having four-wire switching interface and method | John Francis McHale, James R. Sisk, Robert H. Locklear, Jr., Clifford L. Hall, Ronald E. Ham | 2000-01-11 |
| 5940374 | Mechanism for determining whether channel unit is installed in D4 channel bank slot | David Mack, Stacy Murphree | 1999-08-17 |
| 5898761 | Communication server apparatus using digital signal switching and method | John Francis McHale, James R. Sisk, Robert H. Locklear, Jr., Clifford L. Hall, Ronald E. Ham | 1999-04-27 |
| 5852655 | Communication server apparatus having distributed switching and method | John Francis McHale, James R. Sisk, Robert H. Locklear, Jr., Clifford L. Hall, Ronald E. Ham | 1998-12-22 |
| 5781617 | Communication server apparatus using frequency multiplexing and method | John Francis McHale, James R. Sisk, Robert H. Locklear, Jr., Clifford L. Hall, Ronald E. Ham | 1998-07-14 |
| 5608735 | Logical transform operator-based method and apparatus for extracting framing pattern from serial digital bit stream | Clifford L. Hall | 1997-03-04 |