| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United Kingdom | 8 | |
| #2 | Brazil | 2 | |
| #3 | Canada | 2 | |
| #4 | China | 2 | |
| #5 | Denmark | 2 | |
| #6 | EPO (European Patent Office) | 2 | |
| #7 | Spain | 2 | |
| #8 | Finland | 2 | |
| #9 | Hungary | 2 | |
| #10 | India | 2 | |
| #11 | Norway | 2 | |
| #12 | New Zealand | 2 | |
| #13 | United States | 2 | |
| #14 | WIPO (World Intellectual Property Organization) | 2 | |
| #15 | South Africa | 2 | |
| #16 | USSR (Union of Socialist Soviet Republics) | 1 |
| # | Industry | |
|---|---|---|
| #1 | Machine tools | |
| #2 | Machines | |
| #3 | Mechanical elements |
| # | Technology | |
|---|---|---|
| #1 | Soldering, welding and flame cutting | |
| #2 | Pipes | |
| #3 | Shaping of plastics |
| # | Name | Total Patents |
|---|---|---|
| #1 | Thomson Allan Robert | 16 |
| #2 | Heath Thomas Viner | 16 |
| #3 | Thomson Allan R | 6 |
| #4 | Heath Thomas V | 6 |
| #5 | Allan Robert Thomson | 4 |
| #6 | Thomas Viner Heath | 4 |
| #7 | Heath T V | 2 |
| #8 | Thomson A R | 2 |
| #9 | Allan Robert Tomson | 1 |
| #10 | Thomson Alan Robert | 1 |
| Publication | Filing date | Title |
|---|---|---|
| ZA8803877B | Friction welding | |
| ZA8803876B | Friction welding apparatus | |
| DK9387D0 | Procedure and apparatus for friction welding | |
| NZ215667A | Pneumatic friction welding apparatus | |
| NZ215666A | Friction welding apparatus | |
| GB8515271D0 | Friction welding | |
| GB8514609D0 | Piston/cylinder assemblies | |
| GB8514610D0 | Piston/cylinder assemblies | |
| GB8514115D0 | Friction welding apparatus | |
| GB8514114D0 | Friction welding | |
| GB8511856D0 | Friction welding apparatus | |
| GB8511857D0 | Friction welding |