Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5568525 | System and method for connection of multiple protocol terminals | Charles L. Haymes, Dale T. Ulmer | 1996-10-22 |
| 5289461 | Interconnection method for digital multimedia communications | — | 1994-02-22 |