Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8641590 | Sheet folder | Paul Francis Hitchings, David J. Barrett | 2014-02-04 |
| 8590694 | Transport apparatus | — | 2013-11-26 |
| 8453418 | Document inserting apparatus | David Dronsfield | 2013-06-04 |
| 6915184 | Collator | Keith Yates, David Dronsfield, Richard Stephen Maher | 2005-07-05 |