Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9329979 | Derivation of generalized test cases | — | 2016-05-03 |
| 9286195 | Derivation of generalized test cases | — | 2016-03-15 |
| 6766007 | Method, apparatus, and communication system for setting up a communication session | Claudio Fleiner, Marcel Graf, Lukas Heusler, Hong Linh Truong | 2004-07-20 |
| 6700967 | Presence information method and system | Wolfgang B. Kleinöder, Hong Linh Truong, Lucas Heusler, Yann Duponchel, Marcel Graf | 2004-03-02 |
| 6509925 | Conferencing system | Claudio Fleiner, Marcel Graf, Lukas Heusler, Hong Linh Truong | 2003-01-21 |