Patents per Year
Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date | Approx Value ⓘ |
|---|---|---|---|---|
| 7583605 | Method and system of evaluating survivability of ATM switches over SONET networks | Laxman Sahasrabuddhe | 2009-09-01 | $49,247,000 |
| 7468955 | System and method of defining a modified UPSR SONET network including sub-tending rings | — | 2008-12-23 | $68,740,000 |
| 7227837 | Fault tolerant virtual tandem switch | Haifeng Bi, George C. Allen, Jr., Randy Beamon, Weijing Chen, Janice Elaine Doerner +8 more | 2007-06-05 | $191,588,000 |