| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United Kingdom | 6 | |
| #2 | Germany | 3 | |
| #3 | Cyprus | 1 | |
| #4 | United States | 1 |
| # | Industry | |
|---|---|---|
| #1 | Chemical engineering | |
| #2 | Agriculture | |
| #3 | Machine tools |
| # | Technology | |
|---|---|---|
| #1 | Separation | |
| #2 | Treating harvested food | |
| #3 | Presses |
| # | Name | Total Patents |
|---|---|---|
| #1 | Diefenbach Giorgio | 3 |
| #2 | Giorgio Diefenbach | 1 |
| Publication | Filing date | Title |
|---|---|---|
| GB1070440A | Improvements relating to press-filters ensuring against accidental displacement of a plate or frame from its own seat | |
| GB1040404A | Filter presses | |
| GB895453A | Improvements in or relating to filter elements for filter presses | |
| GB800268A | Improvements relating to continuous extraction presses | |
| US2774478A | Centrifugal olive washer and separator | |
| GB764565A | Improved machine for washing olives and the like |