Issued Patents All Time
Showing 26–31 of 31 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5577075 | Distributed clocking system | John M. Cotton, Nicholas Necula, Fryderyk Tyra, Alex T. Wissink, Enrique Abreu | 1996-11-19 |
| 5331641 | Methods and apparatus for retiming and realignment of STS-1 signals into STS-3 type signal | Robert W. Hamlin | 1994-07-19 |
| 5265096 | Sonet alarm indication signal transmission method and apparatus | — | 1993-11-23 |
| 5257261 | Methods and apparatus for concatenating a plurality of lower level SONET signals into higher level sonet signals | Robert W. Hamlin | 1993-10-26 |
| 5142529 | Method and means for transferring a data payload from a first SONET signal to a SONET signal of different frequency | Daniel C. Upp | 1992-08-25 |
| 4799144 | Multi-function communication board for expanding the versatility of a computer | Hoshang D. Mulla | 1989-01-17 |