Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Greg RITCHIE — 2 Patents in 2021

TRTransmedics: 2 patents #3 of 12Top 25%
Rowley, MA: #4 of 14 inventorsTop 30%
Massachusetts: #2,417 of 14,123 inventorsTop 20%
Overall (2021): #159,628 of 548,734Top 30%
2 Patents 2021

Issued Patents 2021

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
11154050 Ex vivo organ care system Waleed H. HASSANEIN, Tamer I. KHAYAL, Ahmed Elbetanony, Jeff Barnes, Richard Bringham +2 more 2021-10-26 $13,434,000
11122795 Aortic cannula for ex vivo organ care system Vincent Lambert, Richard Bringham, John Sullivan, Waleed H. HASSANEIN 2021-09-21 $14,786,000