# Peter Shafton — Patents explained on PatentBrief

Peter Shafton has 1 landmark patent explained in plain English on PatentBrief.

- [How Devices Track Offline Ad Watching and Share Media Recommendations](https://patentbrief.org/patent/us/8769558/netflix-adaptive-streaming) — granted 2014
  A system for tracking which ads a user watches in downloaded video files while offline and reporting that data back to publishers once the device reconnects to the internet.

**Full profile:** https://patentbrief.org/inventor/peter-shafton

---

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