# Chester F Carlson — Patents explained on PatentBrief

Chester F Carlson has 1 landmark patent explained in plain English on PatentBrief.

- [Chester Carlson's Original Xerography Patent](https://patentbrief.org/patent/us/2297691/xerography-electrophotography-photocopier) — granted 1942
  Chester Carlson's 1942 patent for xerography, the dry copying process that became the foundation for Xerox machines.

**Full profile:** https://patentbrief.org/inventor/chester-f-carlson

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