# Joseph Nathan Mitchell — Patents explained on PatentBrief

Joseph Nathan Mitchell has 1 landmark patent explained in plain English on PatentBrief.

- [Using Heat to Move Tiny Mirrors for Controlling Light Beams](https://patentbrief.org/patent/us/RE39833/tpa-variants) — granted 2007
  A system that uses tiny, heat-powered mechanical arms to move mirrors into the path of light beams, effectively acting as a switch for fiber optic networks.

**Full profile:** https://patentbrief.org/inventor/joseph-nathan-mitchell

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