Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
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Thomas S. McDonald — 2 Patents in 2021

WTWaters Technologies: 2 patents #20 of 78Top 30%
Littleton, MA: #13 of 61 inventorsTop 25%
Massachusetts: #2,417 of 14,123 inventorsTop 20%
Overall (2021): #105,424 of 548,734Top 20%
2 Patents 2021

Issued Patents 2021

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
11105778 Method and apparatus for injecting a chromatographic sample Martin Gilar, Richard W. Andrews, Peyton C. Beals, Keith Fadgen, Jordan Kornfeld +2 more 2021-08-31
11061003 Method and apparatus for injecting a chromatographic sample Martin Gilar, Keith Fadgen, Peyton C. Beals, Sylvain Cormier, Richard W. Andrews +2 more 2021-07-13