# Curtis T. Johnstone — Patents explained on PatentBrief

Curtis T. Johnstone has 1 landmark patent explained in plain English on PatentBrief.

- [Preventing Sensitive Data Leaks from Company Communications](https://patentbrief.org/patent/us/9349016/windows-hello-biometric-login) — granted 2016
  This patent describes a system that watches for unsent drafts of company communications, checks their content for sensitive data based on your current situation, and can block them or warn you if they seem risky.

**Full profile:** https://patentbrief.org/inventor/curtis-t-johnstone

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