# Chenyan XIONG — Patents explained on PatentBrief

Chenyan XIONG has 2 landmark patents explained in plain English on PatentBrief.

- [How AI Understands Answers Across Multiple Documents](https://patentbrief.org/patent/us/20240338414/inter-document-attention-mechanism)
  Microsoft's 2024 patent on using AI to find answers by understanding how information in one document relates to information in another.
- [AI That Links Information Across Documents for Better Answers](https://patentbrief.org/patent/us/12657244/inter-document-attention-mechanism-12657244) — granted 2026
  This patent describes an AI system that improves answers to questions by linking and understanding information across several related documents, rather than just one at a time.

**Full profile:** https://patentbrief.org/inventor/chenyan-xiong

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