| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United Kingdom | 78 | |
| #2 | United States | 22 | |
| #3 | France | 18 | |
| #4 | Canada | 16 | |
| #5 | EPO (European Patent Office) | 14 | |
| #6 | Australia | 12 | |
| #7 | Germany | 8 | |
| #8 | WIPO (World Intellectual Property Organization) | 8 | |
| #9 | Spain | 4 | |
| #10 | South Africa | 4 | |
| #11 | Brazil | 3 | |
| #12 | Switzerland | 3 | |
| #13 | Italy | 2 | |
| #14 | Mexico | 2 | |
| #15 | Singapore | 2 | |
| #16 | Austria | 1 | |
| #17 | Netherlands | 1 |
| # | Industry | |
|---|---|---|
| #1 | Mechanical elements | |
| #2 | Machine tools | |
| #3 | Engines, pumps and turbines | |
| #4 | Machines | |
| #5 | Measurement | |
| #6 | Chemical engineering |
| # | Name | Total Patents |
|---|---|---|
| #1 | Wallace Neil Mcintosh | 22 |
| #2 | Porges Frederick Benjamin | 19 |
| #3 | Porges Frederick B | 13 |
| #4 | Harrington John Patrick | 10 |
| #5 | Taylor Ivan | 9 |
| #6 | Britton John D | 6 |
| #7 | Wallace Neil M | 6 |
| #8 | Carlisle Peter Derek | 5 |
| #9 | Lymer Arthur | 5 |
| #10 | Ten Houte De Lange Jacobus Ant | 5 |
| Publication | Filing date | Title |
|---|---|---|
| GB9412835D0 | Shaft seal | |
| GB9224277D0 | Mechanical face seals | |
| AU1173992A | Vapour emission control | |
| GB9115076D0 | Mechanical seal | |
| GB9109610D0 | Back-up shaft seals | |
| GB9101148D0 | Vapour emission control | |
| GB9011388D0 | Mechanical face seals | |
| GB9010845D0 | Shaft tandem seal arrangements | |
| GB9005052D0 | A mechanical seal | |
| GB8924733D0 | A mechanical seal | |
| GB8907739D0 | Back-up shaft seals | |
| GB8905325D0 | Filters | |
| GB8901656D0 | Shaft seal | |
| GB8822449D0 | A gauging and measuring tool | |
| WO8902555A1 | A mechanical seal | |
| AU2381488A | A mechanical seal | |
| GB8812029D0 | Machine drive coupling having fan blades | |
| GB8808674D0 | Mechanical seal | |
| GB8808591D0 | Tandem shaft seal | |
| GB8808592D0 | Shaft seal wedge packing |