| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Italy | 8 | |
| #2 | Argentina | 4 | |
| #3 | Brazil | 2 | |
| #4 | Germany | 2 | |
| #5 | France | 2 | |
| #6 | United Kingdom | 2 | |
| #7 | Japan | 2 | |
| #8 | United States | 2 | |
| #9 | Egypt | 1 | |
| #10 | EPO (European Patent Office) | 1 | |
| #11 | Spain | 1 | |
| #12 | Morocco | 1 | |
| #13 | Sweden | 1 |
| # | Industry | |
|---|---|---|
| #1 | Chemical engineering | |
| #2 | Engines, pumps and turbines |
| # | Technology | |
|---|---|---|
| #1 | Separation | |
| #2 | Lubricating of machines |
| # | Name | Total Patents |
|---|---|---|
| #1 | Villani Franco | 13 |
| #2 | Marciante Antonina | 4 |
| #3 | Villani F | 4 |
| #4 | Marciante A | 2 |
| #5 | Antonina Maruchiyante | 1 |
| #6 | Furanko Birani | 1 |
| #7 | Antonina Marciante | 1 |
| #8 | Franco Villani | 1 |
| #9 | Drusi Alberto | 1 |
| #10 | Paolo Valletta | 1 |
| Publication | Filing date | Title |
|---|---|---|
| EP0254776A2 | Filter for lubricants of internal combustion engines, with a reserve of additives | |
| AR240965Q | Filter for internal combustion engine lubricants, in particular for motor vehicles | |
| DE3048301A1 | FILTER CONNECTOR FOR VEHICLE FILTERS | |
| US4265748A | Lubricant filter for internal combustion engines | |
| ES370098A3 | Improvements in filters for liquids, especially for lubricating oils of internal combustión engines. (Machine-translation by Google Translate, not legally binding) |