# Igor I Sikorsky — Patents explained on PatentBrief

Igor I Sikorsky has 1 landmark patent explained in plain English on PatentBrief.

- [Igor Sikorsky's Early Design for a Vertical Takeoff Aircraft](https://patentbrief.org/patent/us/1994488/helicopter-sikorsky) — granted 1935
  A 1935 patent by aviation pioneer Igor Sikorsky detailing a mechanical configuration for an aircraft capable of direct vertical lift.

**Full profile:** https://patentbrief.org/inventor/igor-i-sikorsky

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