| # | Industry | |
|---|---|---|
| #1 | Medical technology | |
| #2 | Audio-visual technology | |
| #3 | Optics | |
| #4 | Electrical machinery and energy | |
| #5 | Basic communication technologies | |
| #6 | Computer technology | |
| #7 | Control |
| # | Technology | |
|---|---|---|
| #1 | Implantable devices | |
| #2 | Loudspeakers and microphones | |
| #3 | Spectacles | |
| #4 | Speech analysis | |
| #5 | Amplification control | |
| #6 | Systems controlling non-electric variables | |
| #7 | Electric switches |
| # | Name | Total Patents |
|---|---|---|
| #1 | Krehan Karl Heinz | 2 |
| #2 | Zyhlarz Gerhard Ing | 1 |
| #3 | Prassel Richard | 1 |
| #4 | Horvath Eduard | 1 |
| #5 | Prillmann Alfred | 1 |
| #6 | Horwath Eduard | 1 |
| Publication | Filing date | Title |
|---|---|---|
| DE1808934A1 | Myoelectric control circuit for proportionally controlled servo-motor operated artificial elements | |
| DE1566408A1 | Method and device for the correct positioning of pick-up electrodes for myoelectric control voltages in artificial limbs | |
| DE1265212B | Switching device for hearing amplifiers | |
| DE1262351B | Adjustable amplifier circuit for hearing aid devices | |
| DE1243241B | Temple for hearing glasses, inside which components of the amplifier circuit are housed | |
| AT194933B | Hearing aid |