Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
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John Leason — 2 Patents in 2017

WTWaters Technologies: 2 patents #15 of 100Top 15%
Norwell, MA: #2 of 15 inventorsTop 15%
Massachusetts: #2,350 of 13,044 inventorsTop 20%
Overall (2017): #138,717 of 506,227Top 30%
2 Patents 2017

Issued Patents 2017

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
9770678 Synchronized vacuum degassing for liquid chromatography Michael R. Jackson, Christopher Seith, Steven J. Ciavarini, Kara O'Donnell, John Angelosanto 2017-09-26
9707558 Fluidic coupler assembly with conical ferrule Anthony C. Jeannotte, Charles T. Murphy 2017-07-18