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USPTO Patent Rankings Data through Dec 31, 2025
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Leo Zachmeier — 2 Patents

UNUnknown: 2 patents #12,644 of 83,584Top 20%
Mandan, ND: #16 of 55 inventorsTop 30%
North Dakota: #805 of 2,395 inventorsTop 35%
Overall (All Time): #1,709,992 of 4,157,543Top 45%
2 Patents All Time
Leo Zachmeier has been granted 2 US patents while listed as an inventor at Unknown. The first was granted in 2005 and the most recent in May 2009. Leo Zachmeier ranks #1,709,992 of 4,157,543 US inventors in our database (top 41.1%). Patent records list Leo Zachmeier in Mandan, ND, US.

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
7527280 Scissor hitch Tony Wald 2009-05-05
6923452 Drop down trailer Tony Wald 2005-08-02