# Stefan Herr — Patents explained on PatentBrief

Stefan Herr has 2 landmark patents explained in plain English on PatentBrief.

- [How Tiny Bumps on Wind Turbine Blades Reduce Noise](https://patentbrief.org/patent/us/10400744/wind-turbine-blade-with-noise-reducing-micro-boundary-layer-energizers) — granted 2019
  This patent describes how small, specially shaped bumps or grooves on a wind turbine blade's underside can reduce noise by controlling airflow and preventing turbulence.
- [How Wind Turbine Blades Get More Lift with Extra Parts](https://patentbrief.org/patent/us/8303250/method-and-apparatus-for-increasing-lift-on-wind-turbine-blade) — granted 2012
  This patent describes adding special front and back parts to a wind turbine blade to create specific air channels, making the blade generate more power from the wind.

**Full profile:** https://patentbrief.org/inventor/stefan-herr

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