BERETZKI DANIEL RENE has a total of 16 patent applications. Its first patent ever was published in 1943. It filed its patents most often in Switzerland. Its main competitors in its focus markets basic communication technologies, audio-visual technology and measurement are NOTO DENSHI KOGYO KK, SHIMIZU YASUTAKA and OMSKIJ NII PRIBOROS.
| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Switzerland | 16 |
| # | Industry | |
|---|---|---|
| #1 | Basic communication technologies | |
| #2 | Audio-visual technology | |
| #3 | Measurement | |
| #4 | Materials and metallurgy |
| # | Technology | |
|---|---|---|
| #1 | Resonators | |
| #2 | Measuring length, angles and areas | |
| #3 | Loudspeakers and microphones | |
| #4 | Demodulation | |
| #5 | Building materials | |
| #6 | Generation of oscillations |
| # | Name | Total Patents |
|---|---|---|
| #1 | Daniel-Rene Beretzki | 16 |