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

Mark A. Ritchart — 10 Patents

Dana Point, CA: #64 of 393 inventorsTop 20%
California: #61,378 of 386,348 inventorsTop 20%
Overall (All Time): #481,000 of 4,157,543Top 15%
10 Patents All Time
Mark A. Ritchart has been granted 10 US patents. The first was granted in 2019 and the most recent in July 2025. Mark A. Ritchart ranks #481,000 of 4,157,543 US inventors in our database (top 11.6%). Patent records list Mark A. Ritchart in Dana Point, CA, US.

Patents per Year

Patents granted per year, 2019 to 2025Bar chart with a peak of 4 patents in 2024.peak 42019: 1 patents20192020: 1 patents20202023: 3 patents20232024: 4 patents20242025: 1 patents2025

Issued Patents All Time

Showing 1–10 of 10 patents

Patent #TitleCo-InventorsDate
12357445 Systems and methods for percutaneously placing biologic grafts at a procedural site Jeffrey E. Hull, Justin Mann 2025-07-15
11950828 Intravascular arterial to venous anastomosis and tissue welding catheter Brad M. Kellerman, David Trottingwolf Aldridge, David K. Wrolstad, Jeffrey E. Hull, Gene Reu 2024-04-09
11937822 Externally supported anastomosis Seth A. Foerster, Brad M. Kellerman, Justin Mann 2024-03-26
11937821 Systems and methods for catheter feedback and control for AV fistula creation Gene Reu, Brad M. Kellerman, David K. Wrolstad, David Trottingwolf Aldridge, Justin Mann 2024-03-26
11877785 Systems and methods for percutaneous access and formation of arteriovenous fistulas Jeffrey E. Hull, David Trottingwolf Aldridge, Seth A. Foerster, Brad M. Kellerman, Gene Reu +1 more 2024-01-23
11844524 Systems and methods for catheter feedback and control for AV fistula creation Gene Reu, Brad M. Kellerman, David K. Wrolstad, David Trottingwolf Aldridge, Justin Mann 2023-12-19
11690944 Systems and methods for creating arteriovenous (AV) fistulas Jeffrey E. Hull, David K. Wrolstad 2023-07-04
11564728 Systems and methods for percutaneous access, formation, and maintenance of arteriovenous fistulas Brad M. Kellerman, Gene Reu, Jeffrey E. Hull 2023-01-31
10736635 Externally supported anastomosis Seth A. Foerster, Brad M. Kellerman, Justin Mann 2020-08-11
10292708 Externally supported anastomosis Seth A. Foerster, Brad M. Kellerman, Justin Mann 2019-05-21