# Black and Decker Inc — Patents explained on PatentBrief

Black and Decker Inc has 1 landmark patent explained in plain English on PatentBrief.

- [How to Make Electric Motors Run Smoother and Last Longer](https://patentbrief.org/patent/us/RE48399/action-camera-waterproof-housing) — granted 2021
  A design for electric motor armatures that uses a specific ratio of winding slots to commutator bars to reduce electrical sparking and improve motor efficiency.

**Full profile:** https://patentbrief.org/company/black-and-decker-inc

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