| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United Kingdom | 6 | |
| #2 | EPO (European Patent Office) | 4 | |
| #3 | Australia | 2 | |
| #4 | India | 2 | |
| #5 | Brazil | 1 | |
| #6 | China | 1 | |
| #7 | USSR (Union of Socialist Soviet Republics) | 1 | |
| #8 | WIPO (World Intellectual Property Organization) | 1 | |
| #9 | South Africa | 1 |
| # | Industry | |
|---|---|---|
| #1 | Transport | |
| #2 | Mechanical elements |
| # | Technology | |
|---|---|---|
| #1 | Cycles | |
| #2 | Motor vehicles | |
| #3 | Shafts | |
| #4 | Wheelchairs and sledges |
| # | Name | Total Patents |
|---|---|---|
| #1 | Kirk Francis George | 17 |
| #2 | George Kirk Francis | 1 |
| #3 | Francis George Kirk | 1 |
| Publication | Filing date | Title |
|---|---|---|
| EP0252704A2 | Bicycle change speed arrangement | |
| EP0212845A2 | Bicycle frame and bicycle | |
| ZA8601833B | Bicycle frame and bicycle | |
| GB8520562D0 | Bicycle frame | |
| GB8520378D0 | Bicycle frame | |
| GB8520379D0 | Bicycle frame and bicycle | |
| GB8423272D0 | Bicycle frame and bicycle | |
| GB8307749D0 | Lightweight bicycle frame |