Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date | Approx Value ⓘ |
|---|---|---|---|---|
| 7516475 | Method and apparatus for managing security policies on a network | Shigang Chen | 2009-04-07 | $22,125,000 |
| 7096356 | Method and apparatus for negotiating Diffie-Hellman keys among multiple parties using a distributed recursion approach | Shigang Chen | 2006-08-22 | $58,074,000 |
| 7082531 | Method and apparatus for determining enforcement security devices in a network topology | Shigang Chen, Partha Bhattacharya | 2006-07-25 | $42,205,000 |
| 7007032 | Method and apparatus for removing redundancies from a list of data structures | Shigang Chen, Partha Bhattacharya | 2006-02-28 | $28,418,000 |