# Josselin Xavier Coupard — Patents explained on PatentBrief

Josselin Xavier Coupard has 1 landmark patent explained in plain English on PatentBrief.

- [How Aircraft Engine Oil Is Drained and Checked Automatically](https://patentbrief.org/patent/us/12012230/starship-isru-in-situ-resource-utilization) — granted 2024
  A specialized tool on an extendable arm that connects to an airplane to drain engine fluid and test its quality in real-time.

**Full profile:** https://patentbrief.org/inventor/josselin-xavier-coupard

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