| # | Country | Total Patents | |
|---|---|---|---|
| #1 | EPO (European Patent Office) | 4 | |
| #2 | Japan | 4 | |
| #3 | United States | 4 | |
| #4 | German Democratic Republic | 2 | |
| #5 | Norway | 2 | |
| #6 | Spain | 1 |
| # | Industry | |
|---|---|---|
| #1 | Consumer goods | |
| #2 | Basic communication technologies | |
| #3 | Computer technology |
| # | Technology | |
|---|---|---|
| #1 | Electrophonic musical instruments | |
| #2 | Pulse technique | |
| #3 | Electric digital data processing |
| # | Name | Total Patents |
|---|---|---|
| #1 | Deforeit Christian J | 6 |
| #2 | Deforeit Christian Jacques | 5 |
| #3 | Kurisuchian Jiyatsuku Defuorei | 1 |
| #4 | Deforeit Jacques Christian | 1 |
| #5 | Kurisuchiyan Zee Defuoreito | 1 |
| #6 | Kurisuchiyan Jiyatsuku Defuore | 1 |
| #7 | Jiyatsuku Kurisuteian Defuorei | 1 |
| Publication | Filing date | Title |
|---|---|---|
| EP0036074A1 | Synthesizer circuit for periodic signals, especially as part of a musical instrument | |
| DD152222A5 | Polyphoner digital synthesizer | |
| ES8102389A1 | Digital polyphonic synthesizer of periodic signals. | |
| JPS5598795A | Polyphonics synthesizer | |
| US4279186A | Polyphonic synthesizer of periodic signals using digital techniques | |
| US4217802A | Polyphonic digital synthesizer | |
| US4149440A | Polyphonic computer organ |