Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6619969 | Plug | Michael Szolga | 2003-09-16 |
| 5903644 | Monaural communication device | Franz Hirtl, Horst Richter | 1999-05-11 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6619969 | Plug | Michael Szolga | 2003-09-16 |
| 5903644 | Monaural communication device | Franz Hirtl, Horst Richter | 1999-05-11 |