# Joyo Wijaya — Patents explained on PatentBrief

Joyo Wijaya has 1 landmark patent explained in plain English on PatentBrief.

- [How Online Stores Automatically Block Illegal Alcohol and Tobacco Deliveries](https://patentbrief.org/patent/us/7801772/amazon-recommendations) — granted 2010
  A system that checks if your online order of alcohol or tobacco is legal to deliver at your chosen time based on local laws.

**Full profile:** https://patentbrief.org/inventor/joyo-wijaya

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