Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7421411 | Digital rights management in a mobile communications environment | Markku Kontio, Tapio Ylitalo | 2008-09-02 |
| 7415439 | Digital rights management in a mobile communications environment | Markku Kontio, Tapio Ylitalo | 2008-08-19 |
| 7333946 | Ticketing with printing option | — | 2008-02-19 |