Patents
What the patent offices held Meyer's claims against. Their examiners chose these, not us, which makes the list a record of how each application was actually judged.
Citation index — what each of Meyer’s filings cites, and every later patent citing it.
4 patents from 1920 · every year
1920 · 4
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US1333838
Art of producing charges for power devices
United States · Csanyi Henry · 16 Mar 1920
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US1360447
Apparatus for electrically treating liquids
United States · Harry B Rudd · ELECTROPURE DAIRY Co · 30 Nov 1920
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US1361503
Internal-combustion engine
United States · Grover A Smith · 7 Dec 1920
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US1362753
Wind-driven generator for aircraft
United States · Elmer A Sperry · 21 Dec 1920