| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Germany | 26 | |
| #2 | United States | 2 |
| # | Industry | |
|---|---|---|
| #1 | Foods and drinks | |
| #2 | Chemical engineering | |
| #3 | Furniture and games | |
| #4 | Packaging and shipping | |
| #5 | Machine tools | |
| #6 | Machines | |
| #7 | Thermal processes |
| # | Technology | |
|---|---|---|
| #1 | Bakers' ovens | |
| #2 | Dough making machines | |
| #3 | Kitchen equipment | |
| #4 | Mixing | |
| #5 | Grinding or polishing devices | |
| #6 | Ignition and extinguishing | |
| #7 | Closing and opening bottles | |
| #8 | Unspecified technologies |
| # | Name | Total Patents |
|---|---|---|
| #1 | Wilhelm Rinau | 2 |
| Publication | Filing date | Title |
|---|---|---|
| US1798224A | Transportable grinding machine | |
| US1721471A | Feed gear for disintegrators, agitators, mixers, and kneaders |