| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Germany | 8 | |
| #2 | United Kingdom | 1 | |
| #3 | Luxembourg | 1 | |
| #4 | United States | 1 |
| # | Industry | |
|---|---|---|
| #1 | Chemical engineering | |
| #2 | Audio-visual technology | |
| #3 | Control | |
| #4 | Foods and drinks | |
| #5 | Basic materials chemistry | |
| #6 | Machines |
| # | Technology | |
|---|---|---|
| #1 | Mixing | |
| #2 | Teaching materials | |
| #3 | Separation | |
| #4 | Preparing clay | |
| #5 | Cocoa and sweets | |
| #6 | Coating compositions | |
| #7 | Advertising |
| # | Name | Total Patents |
|---|---|---|
| #1 | Sohn Hermann | 8 |
| #2 | Hermann Sohn | 1 |
| #3 | Schmitz-Scholl Karl | 1 |
| Publication | Filing date | Title |
|---|---|---|
| GB815133A | Improvements in multi-purpose mixing machines | |
| US2890869A | Mixing device |