Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6113652 | Communications network equipment capable of non-disruptive software upgrade | John L. Lysik, James C. Chagnon | 2000-09-05 |
| 5864555 | Method and apparatus for generating a proxy connection endpoint for operation administration and management (OAM) asynchronous transfer mode (ATM) cells | Deepak Mathur, David X. Chen | 1999-01-26 |
| 5754785 | Communications network equipment | John L. Lysik, James C. Chagnon | 1998-05-19 |
| 5659540 | Apparatus and method for detection of operation administration and management (OAM) cell loopback and physical loopbacks in an asynchronous transfer mode (ATM) network | David X. Chen, Deepak Mathur | 1997-08-19 |