# Tyler James Lettau — Patents explained on PatentBrief

Tyler James Lettau has 1 landmark patent explained in plain English on PatentBrief.

- [How Digital Receipts Turn One-Time Payments Into Ongoing Customer Relationships](https://patentbrief.org/patent/us/10217092/shopify-shipping) — granted 2019
  A system that transforms static digital receipts into dynamic, time-sensitive portals for rewards, feedback, and tipping after a purchase is complete.

**Full profile:** https://patentbrief.org/inventor/tyler-james-lettau

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_Source: PatentBrief — https://patentbrief.org. Plain-English explanations of US patents._