Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
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Richard Bringham — 3 Patents in 2021

TRTransmedics: 3 patents #1 of 12Top 9%
North Andover, MA: #10 of 81 inventorsTop 15%
Massachusetts: #1,400 of 14,123 inventorsTop 10%
Overall (2021): #66,202 of 548,734Top 15%
3 Patents 2021

Issued Patents 2021

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
11191263 Systems and methods for ex-vivo organ care Waleed H. HASSANEIN, Giovanni Cecere, Tamer I. KHAYAL, Ronald Taylor, Hossam Algamil 2021-12-07
11154050 Ex vivo organ care system Waleed H. HASSANEIN, Tamer I. KHAYAL, Ahmed Elbetanony, Jeff Barnes, Greg RITCHIE +2 more 2021-10-26
11122795 Aortic cannula for ex vivo organ care system Greg RITCHIE, Vincent Lambert, John Sullivan, Waleed H. HASSANEIN 2021-09-21