Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6615263 | Two-tier authentication system where clients first authenticate with independent service providers and then automatically exchange messages with a client controller to gain network access | Dharmender Dulai, Vinod Ramachandran Marur, Bruce Alexander Zenel | 2003-09-02 |
| 6256739 | Method and apparatus to determine user identity and limit access to a communications network | Peter Skopp, Vinod Ramachandran Marur, Clifford S.C. Tse, Dharmender Dulai | 2001-07-03 |
| 6205479 | Two-tier authentication system where clients first authenticate with independent service providers and then automatically exchange messages with a client controller to gain network access | Dharmender Dulai, Vinod Ramachandran Marur, Bruce Alexander Zenel | 2001-03-20 |