# Mark Featherstone — Patents explained on PatentBrief

Mark Featherstone has 1 landmark patent explained in plain English on PatentBrief.

- [How Rocket Rings Help Boosters Land Safely](https://patentbrief.org/patent/us/10266282/crew-dragon-launch-escape-system) — granted 2019
  Blue Origin's patent for a ring-shaped structure on a rocket that helps control airflow during descent and assists in separating rocket stages.

**Full profile:** https://patentbrief.org/inventor/mark-featherstone

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