| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United Kingdom | 5 | |
| #2 | Brazil | 4 | |
| #3 | Sweden | 3 | |
| #4 | Australia | 2 | |
| #5 | India | 2 | |
| #6 | South Africa | 2 | |
| #7 | Denmark | 1 | |
| #8 | United States | 1 |
| # | Industry | |
|---|---|---|
| #1 | Machines | |
| #2 | Materials and metallurgy | |
| #3 | Chemical engineering | |
| #4 | Electrical machinery and energy | |
| #5 | Measurement | |
| #6 | Control |
| # | Name | Total Patents |
|---|---|---|
| #1 | Eirich W | 13 |
| #2 | Eirich G | 11 |
| #3 | Eirich H | 1 |
| #4 | Hasenhundl J | 1 |
| #5 | Goldschmidt Erwin | 1 |
| #6 | Eirich Hubert | 1 |
| #7 | Ries H | 1 |
| #8 | Eirich Walter | 1 |
| #9 | Eirich Gustav | 1 |
| #10 | Eirich P | 1 |
| Publication | Filing date | Title |
|---|---|---|
| GB1506968A | Pulverising apparatus | |
| US3760051A | Method of forming granules | |
| GB1321661A | Pelletising apparatus |