| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United Kingdom | 7 | |
| #2 | EPO (European Patent Office) | 6 | |
| #3 | WIPO (World Intellectual Property Organization) | 2 | |
| #4 | United States | 1 |
| # | Industry | |
|---|---|---|
| #1 | Machine tools | |
| #2 | Materials and metallurgy |
| # | Technology | |
|---|---|---|
| #1 | Making metal sheets | |
| #2 | Casting metal | |
| #3 | Alloys |
| # | Name | Total Patents |
|---|---|---|
| #1 | Maddock Brian | 9 |
| #2 | English Christopher John | 1 |
| #3 | Pedley Roger | 1 |
| Publication | Filing date | Title |
|---|---|---|
| GB9024095D0 | Continuous extrusion of pre-heated billets | |
| GB8714209D0 | Molten metal pump | |
| GB8724677D0 | Improvements relating to continuous extrusion of metals | |
| GB8610717D0 | Production of alloys | |
| GB8610735D0 | Extrusion of metals | |
| GB8602985D0 | Extrusion apparatus | |
| US4601325A | Extrusion | |
| GB2081153A | >Friction-effection Extrusion |