| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Germany | 27 |
| # | Industry | |
|---|---|---|
| #1 | Basic materials chemistry | |
| #2 | Materials and metallurgy |
| # | Technology | |
|---|---|---|
| #1 | Phosphatic fertilisers | |
| #2 | Nitrogenous fertilisers | |
| #3 | Alkali metal compounds | |
| #4 | Inorganic fertilisers |
HUBERT KAPPEN DR has a total of 27 patent applications. Its first patent ever was published in 1930. It filed its patents most often in Germany. Its main competitors in its focus markets basic materials chemistry and materials and metallurgy are VILAIN FRERES SOC, CHEMISCHE WERKE ROMBACH G M B and INCITEC LTD.
| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Germany | 27 |
| # | Industry | |
|---|---|---|
| #1 | Basic materials chemistry | |
| #2 | Materials and metallurgy |
| # | Technology | |
|---|---|---|
| #1 | Phosphatic fertilisers | |
| #2 | Nitrogenous fertilisers | |
| #3 | Alkali metal compounds | |
| #4 | Inorganic fertilisers |