# John P Holland — Patents explained on PatentBrief

John P Holland has 1 landmark patent explained in plain English on PatentBrief.

- [John Holland's Design for an Early Submarine Boat](https://patentbrief.org/patent/us/815350/holland-submarine) — granted 1906
  This 1906 patent by John P. Holland describes an early design for a submarine, a vessel capable of traveling underwater, laying the groundwork for modern naval technology.

**Full profile:** https://patentbrief.org/inventor/john-p-holland

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