Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Charles N. Heil — 2 Patents

UNUnknown: 4 patents #4,220 of 83,584Top 6%
Norborne, MO: #2 of 3 inventorsTop 70%
Missouri: #8,937 of 23,789 inventorsTop 40%
Overall (All Time): #1,709,992 of 4,157,543Top 45%
2 Patents All Time
Charles N. Heil has been granted 2 US patents while listed as an inventor at Unknown. The first was granted in 2017 and the most recent in February 2018. Charles N. Heil ranks #1,709,992 of 4,157,543 US inventors in our database (top 41.1%). Patent records list Charles N. Heil in Norborne, MO, US.

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
D810479 Device for displaying decorative items on a grave marker Charles Christopher Heil, Deborah A. Heil 2018-02-20
9580927 Device for displaying decorative items on grave marker Charles Christopher Heil, Deborah A. Heil 2017-02-28