Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Thomas Merrifield — 2 Patents

SUShell Usa: 1 patents #79 of 307Top 30%
Nashua, NH: #770 of 1,592 inventorsTop 50%
New Hampshire: #5,383 of 12,181 inventorsTop 45%
Overall (All Time): #1,709,992 of 4,157,543Top 45%
2 Patents All Time
Thomas Merrifield has been granted 2 US patents while listed as an inventor at Shell Usa. The first was granted in 2005 and the most recent in December 2022. Thomas Merrifield ranks #1,709,992 of 4,157,543 US inventors in our database (top 41.1%). Patent records list Thomas Merrifield in Nashua, NH, US.

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
11525934 Method for identifying subsurface fluids and/or lithologies Donald Griffith, Sam Ahmad Zamanian, Russell David Potter, Stéphane Youri Richard Michael Joachim Gesbert 2022-12-13
6840522 Method and apparatus for repairing automobile wheel 2005-01-11