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Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
JM

John T. McCarthy — 5 Patents

UNUnknown: 2 patents #12,644 of 83,584Top 20%
CLClevepak: 1 patents #8 of 20Top 40%
FDFlow Dynamics: 1 patents #2 of 6Top 35%
Newtown, CT: #98 of 309 inventorsTop 35%
Connecticut: #8,579 of 34,797 inventorsTop 25%
Overall (All Time): #907,971 of 4,157,543Top 25%
5 Patents All Time
John T. McCarthy has been granted 5 US patents while listed as an inventor at Unknown. The first was granted in 1982 and the most recent in February 2013. John T. McCarthy ranks #907,971 of 4,157,543 US inventors in our database (top 21.8%). Patent records list John T. McCarthy in Newtown, CT, US.

Patents per Year

Patents granted per year, 1982 to 2013Bar chart with a peak of 2 patents in 2004.peak 21982: 1 patents19821985: 1 patents19852004: 2 patents20042013: 1 patents2013

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
8376208 Purge plug for welding applications Phillip Espinoza 2013-02-19
6814534 Apparatus and method for stacking food portions Michael Christy, Sean Thomas McCarthy, Jay Phillips 2004-11-09
6808361 Apparatus and method for stacking food portions Michael Christy, Jay Phillips 2004-10-26
4527376 Apparatus for processing box partitions David Mauger, James W. Lawrie, Michael A. Tozzi 1985-07-09 $244,000
4330956 Dual coated wire trolling line 1982-05-25