Pirttimaa; Tarja
Patent Applications and Registrations
Patent applications and USPTO patent grants for Pirttimaa; Tarja.The latest application filed is for "method and network element for providing secure access to a packet data network".
- Pirttimaa; Tarja - Oulu FI
| Patent | Date |
|---|---|
| Method and network element for providing secure access to a packet data network Grant 7,574,735 - Pirttimaa , et al. August 11, 2 | 2009-08-11 |
| Method and network element for providing secure access to a packet data network App 20030154400 - Pirttimaa, Tarja ; et al. | 2003-08-14 |
| SIP-level confidentiality protection App 20030097584 - Haukka, Tao ; et al. | 2003-05-22 |
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