# April R. Lehman — Patents explained on PatentBrief

April R. Lehman has 1 landmark patent explained in plain English on PatentBrief.

- [How Google Uses User Feedback to Rank Websites by Quality](https://patentbrief.org/patent/us/8615514/evaluating-website-properties-by-partitioning-user-feedback) — granted 2013
  A method for Google to judge a website's quality by looking at how users interact with its search results across different categories of search queries.

**Full profile:** https://patentbrief.org/inventor/april-r-lehman

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