Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8381634 | Field gun carriage | — | 2013-02-26 |
| 8291809 | Field gun | — | 2012-10-23 |
| 8061259 | Field howitzers | Harold Leslie Searle, James Bone | 2011-11-22 |
| 6457396 | Self propelled gun | Mervyn L Bean, Frederick Herbert | 2002-10-01 |
| 6178866 | Field howitzers | Harold Leslie Searle, James Bone | 2001-01-30 |
| 6024007 | Field howitzers | Harold Leslie Searle, James Bone | 2000-02-15 |
| 5771772 | Drive devices | John B. Gorst | 1998-06-30 |