SIEGFRIED FAHRENTHOLZ DR has a total of 11 patent applications. Its first patent ever was published in 1954. It filed its patents most often in Germany. Its main competitors in its focus markets measurement, consumer goods and civil engineering are SUBMARINE SIGNAL CORP, R2SONIC LLC and DONGGUAN TAIDOU MICROELECTRONIC TECHNOLOGY CO LTD.
| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Germany | 11 |
| # | Industry | |
|---|---|---|
| #1 | Measurement | |
| #2 | Consumer goods | |
| #3 | Civil engineering |
| # | Technology | |
|---|---|---|
| #1 | Radio navigation | |
| #2 | Sound-producing devices | |
| #3 | Measuring speed and acceleration | |
| #4 | Dredging |
| # | Name | Total Patents |
|---|---|---|
| #1 | Fahrentholz Dr Siegfried | 10 |
| #2 | Jun Siegfried Fahrentholz | 1 |
| #3 | Finckbein Dipl-Ing Guenter | 1 |