| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Germany | 12 |
| # | Industry | |
|---|---|---|
| #1 | Civil engineering | |
| #2 | Basic materials chemistry | |
| #3 | Machine tools | |
| #4 | Thermal processes |
| # | Technology | |
|---|---|---|
| #1 | Mining | |
| #2 | Working-up peat | |
| #3 | Presses | |
| #4 | Solid fuel combustion |
CARL BIRK DR ING has a total of 12 patent applications. Its first patent ever was published in 1920. It filed its patents most often in Germany. Its main competitors in its focus markets civil engineering, basic materials chemistry and machine tools are SATOTURVE OY, BALLINTUBBER ENTERPRISES LTD and HESEPER TORFWERK GMBH.
| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Germany | 12 |
| # | Industry | |
|---|---|---|
| #1 | Civil engineering | |
| #2 | Basic materials chemistry | |
| #3 | Machine tools | |
| #4 | Thermal processes |
| # | Technology | |
|---|---|---|
| #1 | Mining | |
| #2 | Working-up peat | |
| #3 | Presses | |
| #4 | Solid fuel combustion |