WILHELM GROTH DR has a total of 15 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 basic materials chemistry, machine tools and chemical engineering are STEWART ROY ILLINGWORTH, SMITH CHARLES HOWARD and CHARLES HOWARD SMITH.
| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Germany | 15 |
| # | Industry | |
|---|---|---|
| #1 | Basic materials chemistry | |
| #2 | Machine tools | |
| #3 | Chemical engineering |
| # | Technology | |
|---|---|---|
| #1 | Gas, coke and tar production | |
| #2 | Fuels | |
| #3 | Presses | |
| #4 | Drying solid materials by removing liquid |
| # | Name | Total Patents |
|---|---|---|
| #1 | Merkel Dipl-Ing Georg | 8 |
| #2 | Pfahl Dr-Ing Werner | 1 |