| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United Kingdom | 22 | |
| #2 | WIPO (World Intellectual Property Organization) | 12 | |
| #3 | Australia | 11 | |
| #4 | China | 1 |
| # | Industry | |
|---|---|---|
| #1 | Transport | |
| #2 | Mechanical elements | |
| #3 | Machines | |
| #4 | Engines, pumps and turbines |
| # | Technology | |
|---|---|---|
| #1 | Convertible vehicles | |
| #2 | Vehicle transmission mounting | |
| #3 | Vehicle suspension arrangements | |
| #4 | Unspecified technologies | |
| #5 | Clutches and brakes | |
| #6 | Springs | |
| #7 | Motor vehicles | |
| #8 | Cooling of machines | |
| #9 | Ships |
| # | Name | Total Patents |
|---|---|---|
| #1 | Roycroft Terence James | 17 |
| #2 | Gibbs Alan Timothy | 10 |
| #3 | Gibbs Alan Thimothy | 2 |
| #4 | Ruddle Adam Paul | 2 |
| #5 | Locke Adrian John | 1 |
| #6 | Roycroft T J | 1 |
| Publication | Filing date | Title |
|---|---|---|
| GB0210323D0 | Amphibious vehicle dual engine cooling system | |
| GB0207056D0 | Marine craft with impact absorbing means | |
| GB0128338D0 | Amphibious vehicle | |
| GB0126195D0 | Steering system | |
| AU9015001A | Steering system | |
| AU7649501A | Amphibious vehicle comprising an improved decoupler | |
| GB0105315D0 | Vehicle cooling arrangements | |
| GB0104929D0 | Internally reinforced air springs | |
| GB0102521D0 | Power train | |
| GB0102520D0 | Power train | |
| GB0101781D0 | Power train | |
| GB0029298D0 | Suspension arrangement | |
| GB0023955D0 | Steering system | |
| GB0023956D0 | Dual mode steering system | |
| GB0022397D0 | Power train | |
| GB0021169D0 | Power train | |
| GB0021171D0 | Power train | |
| GB0021168D0 | Power train | |
| GB0021007D0 | Power train | |
| GB0019782D0 | Improved decoupler |