Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8301111 | Method of and system for setting up a telephone call | Rogier August Caspar Joseph Noldus | 2012-10-30 |
| 7218715 | Method and system for setting up a telephone conference call in a switched telephone network through the internet | Petrus Johannes Adrianus | 2007-05-15 |