The first match was accidentally discovered in 1826 when John Walker scraped a stick with chemicals on the end against a stone floor.
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| Number | Title | Issue Date |
| 6732012 | Flats bundle collator A method and an apparatus for collating a plurality of groups of mail items, such as flats mail, each group being pre-sequenced according to prioritized delivery addresses, into a final sequenced set of the mail items from the groups, utilizing the prioritized deliv... | 05/04/2004 |
| 6659263 | Staging tower above a conveyor A plurality of staging tower assemblies disposed above a conveyor for storing items therein and, more particularly flats mail items, which are then collated in any selected order. Each tower assembly has a plurality of independently operable endless belts... | 12/09/2003 |
| 6601847 | Flats bundle collator A method and an apparatus for collating a plurality of groups of mail items, such as flats mail, each group being pre-sequenced according to prioritized delivery addresses, into a final sequenced set of the mail items from the groups, utilizing the priori... | 08/05/2003 |
| 6443311 | Flats bundle collator A method and an apparatus for collating a plurality of groups of mail items, such as flats mail, each group being pre-sequenced according to prioritized delivery addresses, into a final sequenced set of the mail items from the groups, utilizing the priori... | 09/03/2002 |
| 6328302 | Flats bundle collator A method and an apparatus for collating a plurality of groups of mail items, such as flats mail, each group being pre-sequenced according to prioritized delivery addresses, into a final sequenced set of the mail items from the groups, utilizing the priori... | 12/11/2001 |
| 6241099 | Flats bundle collator A method and an apparatus for collating a plurality of groups of mail items, such as flats mail, each group being pre-sequenced according to prioritized delivery addresses, into a final sequenced set of the mail items from the groups, utilizing the priori... | 06/05/2001 |