MARGRETH BERNHARD has a total of 19 patent applications. Its first patent ever was published in 1913. It filed its patents most often in Switzerland. Its main competitors in its focus markets basic materials chemistry, thermal processes and electrical machinery and energy are MARGRETH JOSEPH, BERNHARD MARGRETH and BERNHARD GREIFZU.
| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Switzerland | 19 |
| # | Industry | |
|---|---|---|
| #1 | Basic materials chemistry | |
| #2 | Thermal processes | |
| #3 | Electrical machinery and energy | |
| #4 | Mechanical elements | |
| #5 | Civil engineering |
| # | Technology | |
|---|---|---|
| #1 | Acetylene production | |
| #2 | Burners | |
| #3 | Non-portable lighting devices | |
| #4 | Pipes | |
| #5 | Domestic stoves | |
| #6 | Fire-fighting |
| # | Name | Total Patents |
|---|---|---|
| #1 | Bernhard Margreth | 19 |