| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 7 | |
| #2 | Australia | 1 | |
| #3 | Germany | 1 | |
| #4 | EPO (European Patent Office) | 1 | |
| #5 | WIPO (World Intellectual Property Organization) | 1 |
| # | Industry | |
|---|---|---|
| #1 | Measurement | |
| #2 | Computer technology | |
| #3 | Audio-visual technology | |
| #4 | Medical technology | |
| #5 | Telecommunications |
| # | Technology | |
|---|---|---|
| #1 | Geophysics | |
| #2 | Measuring mechanical vibrations | |
| #3 | Data recognition and presentation | |
| #4 | Loudspeakers and microphones | |
| #5 | Speech analysis | |
| #6 | Electrotherapy | |
| #7 | Radio navigation | |
| #8 | Diagnosis and surgery | |
| #9 | Antennas |
| # | Name | Total Patents |
|---|---|---|
| #1 | Klefenz Frank | 11 |
| #2 | Harczos Tamás | 1 |
| #3 | Sporer Thomas | 1 |
| #4 | Szepannek Gero | 1 |
| #5 | Hardzeyeu Valiantsin | 1 |
| #6 | Kátai András | 1 |
| #7 | Huegel Ulf | 1 |
| Publication | Filing date | Title |
|---|---|---|
| DE19750835A1 | Method and device for determining the transit time difference of acoustic signals |