Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Steven Stringer — 9 Patents

CACardiovention: 7 patents #3 of 23Top 15%
Medtronic: 1 patents #5,482 of 6,367Top 90%
Vista, CA: #123 of 868 inventorsTop 15%
California: #67,547 of 386,348 inventorsTop 20%
Overall (All Time): #535,341 of 4,157,543Top 15%
9 Patents All Time
Steven Stringer has been granted 9 US patents while listed as an inventor at Cardiovention. The first was granted in 2004 and the most recent in September 2025. Steven Stringer ranks #535,341 of 4,157,543 US inventors in our database (top 12.9%). Patent records list Steven Stringer in Vista, CA, US.

Issued Patents All Time

Showing 1–9 of 9 patents

Patent #TitleCo-InventorsDate
12414855 Tricuspid valve repair devices and associated systems and methods Katherine Miyashiro, Hanson S. Gifford, III, James I. Fann, Ben F. Brian, III, Gaurav Krishnamurthy +6 more 2025-09-16
7541000 Micro-processor controlled active gas removal apparatus Kevin Hultquist, Mehrdad Farhangnia, Ben F. Brian, III, Fred I. Linker, James M. Culp +2 more 2009-06-02
7291124 Tubing set for blood handling system and methods of use Thomas Rawles, A. Litzie, David Fallen 2007-11-06
7022284 Extracorporeal blood handling system with integrated heat exchanger Ben F. Brian, III, John Thomas Buckley, Jean-Pierre Dueri, Mehrdad Farhangnia 2006-04-04
7022099 Extracorporeal blood handling system with automatic flow control and methods of use A. Litzie, Mehrdad Farhangnia, Muslim Tyebjee, Thomas Afzal, Ben F. Brian, III 2006-04-04
6960322 Integrated blood handling system having active gas removal system and methods of use Kevin Hultquist, Mehrdad Farhangnia, Ben F. Brian, III, Fred I. Linker, James M. Culp +2 more 2005-11-01
6890316 Tubing set for blood handling system and methods of use Thomas Rawles, A. Litzie, David Fallen 2005-05-10
6773670 Blood filter having a sensor for active gas removal and methods of use Kevin Hultquist, Mehrdad Farhangnia, Fred I. Linker, Ben F. Brian, III 2004-08-10
6730267 Integrated blood handling system having active gas removal system and methods of use Kevin Hultquist, Mehrdad Farhangnia, Ben F. Brian, III, Fred I. Linker, James M. Culp +2 more 2004-05-04