Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5185736 | Synchronous optical transmission system | Raymond E. Tyrrell, O. Lamar Bishop, William E. Powell, Dale L. Krisher, William H. Stephenson, Jr. +28 more | 1993-02-09 |
| 5161152 | High-speed synchronous transmission line access terminal | Richard M. Czerwiec, Raymond E. Tyrrell, Gus Sanders, Joseph E. Sutherland, Richard J. Sanders, Jr. +3 more | 1992-11-03 |