| 12415393 |
Amphibian |
Alan Timothy Gibbs, Matthew Watson Houston |
2025-09-16 |
| 12291318 |
Powertrain for an amphibian |
Alan Timothy Gibbs |
2025-05-06 |
| 11472245 |
Amphibious vehicle power trains |
Glen Michael Jeffery, Hans Weekers, Stephen John Briggs |
2022-10-18 |
| 11400780 |
High speed actuation system, apparatus and method for protracting and retracting a retractable wheel assembly of an amphibian |
Alan Timothy Gibbs |
2022-08-02 |
| 11214347 |
Powertrain for an amphibian |
Alan Timothy Gibbs |
2022-01-04 |
| 11065928 |
Amphibian |
Alan Timothy Gibbs |
2021-07-20 |
| 10926595 |
Amphibian |
Alan Timothy Gibbs |
2021-02-23 |
| 10744829 |
Amphibious vehicle power trains |
Glen Michael Jeffery, Hans Weekers, Stephen John Briggs |
2020-08-18 |
| 9764611 |
Amphibious vehicle power trains |
Glen Michael Jeffery, Hans Weekers, Stephen John Briggs |
2017-09-19 |
| 9555680 |
Amphibian |
Alan Timothy Gibbs |
2017-01-31 |
| 9511640 |
Amphibian |
Alan Timothy Gibbs, Stephen James Bailey |
2016-12-06 |
| 8454398 |
Amphibious vehicle power trains |
Glen Michael Jeffery, Hans Weekers, Stephen John Briggs |
2013-06-04 |
| 7856810 |
Exhaust cooling system of an amphibious vehicle |
Hans Weekers, Stephen John Briggs |
2010-12-28 |
| 7713102 |
Amphibious vehicle speed change transmission arrangement |
Hans Weekers, Stephen John Briggs |
2010-05-11 |
| 7618050 |
Vehicle steering arrangements |
Hans Weekers, Stephen John Briggs |
2009-11-17 |
| 7581582 |
Exhaust cooling system of an amphibious vehicle |
Hans Weekers, Stephen John Briggs |
2009-09-01 |
| 7410396 |
Amphibious vehicle transmission |
Hans Weekers, Stephen John Briggs |
2008-08-12 |
| 7322864 |
Amphibious vehicles with retractable wheels |
Hans Weekers, Stephen John Briggs, Terence James Roycroft |
2008-01-29 |
| 7316594 |
Wheel suspension and retraction system |
Hans Weekers, Stephen John Briggs |
2008-01-08 |
| 7234982 |
Amphibious vehicle suspension |
Hans Weekers, Stephen John Briggs |
2007-06-26 |