| # | Industry | |
|---|---|---|
| #1 | Electrical machinery and energy | |
| #2 | Measurement | |
| #3 | Surface technology and coating | |
| #4 | Thermal processes | |
| #5 | Civil engineering |
| # | Name | Total Patents |
|---|---|---|
| #1 | Ruhstrat Ernst | 1 |
ERNST RUHSTRAT has a total of 22 patent applications. Its first patent ever was published in 1912. It filed its patents most often in Germany and France. Its main competitors in its focus markets electrical machinery and energy, measurement and surface technology and coating are ISABELLENHUTTE HEUSLER GMBH & CO KG, ISABELLENHÜTTE HEUSLER GMBH & CO KG and ISABELLENHUETTE HEUSLER GMBH & CO KG.
| # | Industry | |
|---|---|---|
| #1 | Electrical machinery and energy | |
| #2 | Measurement | |
| #3 | Surface technology and coating | |
| #4 | Thermal processes | |
| #5 | Civil engineering |
| # | Name | Total Patents |
|---|---|---|
| #1 | Ruhstrat Ernst | 1 |