Issued Patents All Time
Showing 1–16 of 16 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11472245 | Amphibious vehicle power trains | Glen Michael Jeffery, Hans Weekers, Simon James Longdill | 2022-10-18 |
| 10744829 | Amphibious vehicle power trains | Glen Michael Jeffery, Hans Weekers, Simon James Longdill | 2020-08-18 |
| 9764611 | Amphibious vehicle power trains | Glen Michael Jeffery, Hans Weekers, Simon James Longdill | 2017-09-19 |
| 9381401 | Range of motion machine and method and adjustable crank | David L. Lampert, Edward William Cler, Daniel David Horein, Brian P. Lilly, Benjamin Berton Rund | 2016-07-05 |
| 9352189 | Range of motion machine and method and adjustable crank | David L. Lampert, Edward William Cler, Daniel David Horein, Brian P. Lilly, Benjamin Berton Rund | 2016-05-31 |
| 9044630 | Range of motion machine and method and adjustable crank | David L. Lampert, Edward William Cler, Daniel David Horein, Brian P. Lilly, Benjamin Berton Rund | 2015-06-02 |
| 8454398 | Amphibious vehicle power trains | Glen Michael Jeffery, Hans Weekers, Simon James Longdill | 2013-06-04 |
| 7856810 | Exhaust cooling system of an amphibious vehicle | Simon James Longdill, Hans Weekers | 2010-12-28 |
| 7713102 | Amphibious vehicle speed change transmission arrangement | Simon James Longdill, Hans Weekers | 2010-05-11 |
| 7618050 | Vehicle steering arrangements | Simon James Longdill, Hans Weekers | 2009-11-17 |
| 7581582 | Exhaust cooling system of an amphibious vehicle | Simon James Longdill, Hans Weekers | 2009-09-01 |
| 7410396 | Amphibious vehicle transmission | Simon James Longdill, Hans Weekers | 2008-08-12 |
| 7322864 | Amphibious vehicles with retractable wheels | Simon James Longdill, Hans Weekers, Terence James Roycroft | 2008-01-29 |
| 7316594 | Wheel suspension and retraction system | Simon James Longdill, Hans Weekers | 2008-01-08 |
| 7234982 | Amphibious vehicle suspension | Simon James Longdill, Hans Weekers | 2007-06-26 |
| 6229315 | Hand-held harmonics detector | — | 2001-05-08 |