# Qina Sa — Patents explained on PatentBrief

Qina Sa has 1 landmark patent explained in plain English on PatentBrief.

- [Recycling Lithium-Ion Batteries to Make New Cathode Materials](https://patentbrief.org/patent/us/10522884/method-and-apparatus-for-recycling-lithium-ion-batteries) — granted 2019
  This patent describes a method for recycling used lithium-ion batteries by dissolving their cathode materials, adjusting the metal ratios in a liquid, and then pulling out a custom mix of materials for new batteries without needing extreme heat.

**Full profile:** https://patentbrief.org/inventor/qina-sa

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