| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United Kingdom | 6 | |
| #2 | Germany | 3 | |
| #3 | EPO (European Patent Office) | 1 | |
| #4 | France | 1 |
| # | Industry | |
|---|---|---|
| #1 | Engines, pumps and turbines | |
| #2 | Chemical engineering | |
| #3 | Transport |
| # | Technology | |
|---|---|---|
| #1 | Separation | |
| #2 | Lubricating of machines | |
| #3 | Supplying combustion engines | |
| #4 | Vehicle air-treating devices |
| # | Name | Total Patents |
|---|---|---|
| #1 | Cosby Christopher | 6 |
| #2 | Kemp Stanley William | 5 |
| #3 | Feltham Nigel David | 3 |
| #4 | Morris Stanley Thomas | 2 |
| #5 | Evans Bruce Laurence | 2 |
| #6 | Van Helden Henri Pierre Theodo | 1 |
| #7 | Helden Henri Pierre Theodore V | 1 |
| #8 | Hodder Stephen Jonathan | 1 |
| #9 | Jones Allan | 1 |
| Publication | Filing date | Title |
|---|---|---|
| GB9502822D0 | Filter assembly | |
| GB9500599D0 | Air filter | |
| DE4438622A1 | Fuel injection system | |
| GB9421541D0 | Cooler assembly | |
| GB9405670D0 | Air filter | |
| GB9116705D0 | Disposable oil filter |