| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Austria | 23 | |
| #2 | Germany | 7 | |
| #3 | United States | 3 | |
| #4 | Switzerland | 2 | |
| #5 | United Kingdom | 2 |
| # | Industry | |
|---|---|---|
| #1 | Audio-visual technology | |
| #2 | Optics |
| # | Technology | |
|---|---|---|
| #1 | Loudspeakers and microphones | |
| #2 | Television | |
| #3 | Spectacles | |
| #4 | Stereophonic systems |
| # | Name | Total Patents |
|---|---|---|
| #1 | Goerike Rudolf Dr | 25 |
| #2 | Goerike Rudolf | 5 |
| #3 | Szabo Sandor | 2 |
| #4 | Sippl Fritz Dipl Ing | 1 |
| #5 | Sippl Fritz | 1 |
| #6 | Pless Ernst Jun | 1 |
| Publication | Filing date | Title |
|---|---|---|
| ATA243089A | Television receiver with stereo sound playback | |
| DE3840766A1 | Stereophonic cradle | |
| ATA97284A | Eyeglasses to improve natural hearing | |
| ATA76882A | Bracket for a combinable headphone | |
| ATA425781A | Foldable headphones | |
| DE2908326A1 | Headphone earpiece with very thin diaphragm - which permits passage of HF acoustic waves (OE 15.3.79) | |
| GB995744A | Improvements in electromagnetic electroacoustic transducers |