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USPTO Patent Rankings Data through Dec 31, 2025
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Patrick Cullen — 2 Patents

UPUcl Business Plc: 2 patents #97 of 363Top 30%
London, GB: #3,763 of 11,041 inventorsTop 35%
Overall (All Time): #1,709,992 of 4,157,543Top 45%
2 Patents All Time
Patrick Cullen has been granted 2 US patents. The first was granted in 2019 and the most recent in March 2024. Patrick Cullen ranks #1,709,992 of 4,157,543 US inventors in our database (top 41.1%). Patent records list Patrick Cullen in London, GB.

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
11939220 Nanomaterial preparation method Chris Howard, Rhodri Jervis, Daniel J. Brett, Gyen Angel, Chris Gibbs 2024-03-26
10309027 Method for producing dispersions of nanosheets Neal Skipper, David Buckley, Christopher Howard 2019-06-04