# Kwonnam Sohn — Patents explained on PatentBrief

Kwonnam Sohn has 1 landmark patent explained in plain English on PatentBrief.

- [How to Make Lithium-Sulfur Batteries Last Longer Using Polymer Coatings](https://patentbrief.org/patent/us/12266789/merlin-engine) — granted 2025
  A new way to coat sulfur battery cores with a special polymer to prevent them from degrading, helping them hold a charge for more cycles.

**Full profile:** https://patentbrief.org/inventor/kwonnam-sohn

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