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Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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David R. Coughlan — 1 Patent

SUSubcom: 1 patents #33 of 59Top 60%
Lititz, PA: #166 of 269 inventorsTop 65%
Pennsylvania: #43,533 of 74,527 inventorsTop 60%
Overall (All Time): #2,406,284 of 4,157,543Top 60%
1 Patents All Time
David R. Coughlan has been granted 1 US patent while listed as an inventor at Subcom. All of these patents were granted in 2024. David R. Coughlan ranks #2,406,284 of 4,157,543 US inventors in our database (top 57.9%). Patent records list David R. Coughlan in Lititz, PA, US.

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
11945561 Efficient undersea charging of undersea autonomous vehicles Stanley Wisniewski, II, Lara Denise Garrett, Christopher Carobene 2024-04-02