# Santen Pharmaceutical Co Ltd — Patents explained on PatentBrief

Santen Pharmaceutical Co Ltd has 1 landmark patent explained in plain English on PatentBrief.

- [How a Specific Eye Drop Formula Treats Glaucoma](https://patentbrief.org/patent/us/RE48183/trikafta-triple-combination) — granted 2020
  A patent for a precise, low-concentration eye drop solution designed to lower eye pressure in patients with glaucoma or ocular hypertension.

**Full profile:** https://patentbrief.org/company/santen-pharmaceutical-co-ltd

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