# Andrew J Moyer — Patents explained on PatentBrief

Andrew J Moyer has 1 landmark patent explained in plain English on PatentBrief.

- [How Andrew Moyer Learned to Mass-Produce Penicillin](https://patentbrief.org/patent/us/2442141/vitamin-b12-isolation) — granted 1948
  This 1948 patent details a method for growing the mold Penicillium in large vats using a corn steep liquor medium, which enabled the mass production of life-saving antibiotics.

**Full profile:** https://patentbrief.org/inventor/andrew-j-moyer

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