Issued Patents All Time
Showing 26–40 of 40 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7269130 | Redundant add/drop multiplexor | — | 2007-09-11 |
| 7225219 | Distributed caching architecture for computer networks | Peter Joseph Giacomini, Hector Francisco Rodriguez, Donald David Shugard | 2007-05-29 |
| 7161965 | Add/drop multiplexor with aggregate serializer/deserializers | — | 2007-01-09 |
| 7145922 | Composite add/drop multiplexor with crisscross loop back | — | 2006-12-05 |
| 7110424 | Bi-directional serializer/deserializer with discretionary loop-back | David A. Barnes | 2006-09-19 |
| 6973048 | Composite add/drop multiplexor | — | 2005-12-06 |
| 6876227 | Simplifying the layout of printed circuit boards | David A. Barnes | 2005-04-05 |
| 6671833 | Forward error correction and framing protocol | — | 2003-12-30 |
| 6593863 | Serializer | — | 2003-07-15 |
| 6556152 | Deserializer | Donald David Shugard | 2003-04-29 |
| 5983278 | Low-loss, fair bandwidth allocation flow control in a packet switch | Song Chong, Mark Katz, David Morano, Ramesh Nagarajan, Donald David Shugard +1 more | 1999-11-09 |
| 5834980 | Method and apparatus for supplying synchronization signals securing as clock signals with defined phase relationships | Donald David Shugard | 1998-11-10 |
| 5524154 | Hybrid architecture for an optical switching fabric implemented with 1.times.2 switching devices | Glenn D. Bergland, Edmond J. Murphy | 1996-06-04 |
| 5317658 | Apparatus and method for providing a polarization independent optical switch | Glenn D. Bergland, John V. Camlet, Saul Einbinder, Robert C. Pritchard, George J. Shevchuk +1 more | 1994-05-31 |
| 5177737 | Multipurpose bus system | Douglas Streeter Daudelin, Mark A. Johnson | 1993-01-05 |