Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8594884 | Process and device for playing back multimedia data in a motor vehicle | Helmut Hamperl | 2013-11-26 |
| 6798770 | Method for handling telephone calls via at least one telephone network using the internet | Frank Hollatz, Christian Marc Schmidt, Joachim Ungruh, Alfred Jugel, Umesh Bhavsar +1 more | 2004-09-28 |
| 6480582 | E-mail server of a provider of e-mail services | Joachim Ungruh, Silvia Krob, Hendrik Kurzawa, Christian Marc Schmidt, Thomas Lange | 2002-11-12 |
| 6097795 | Method for notification and control of incoming calls in a network | Joachim Ungruh, Silvia Krob, Hendrik Kurzawa, Christian Marc Schmidt, Thomas Lange | 2000-08-01 |