Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
PC

Peter Callas

ANAngiodynamics: 16 patents #4 of 188Top 3%
MCMaquet Cardiovascular: 6 patents #23 of 132Top 20%
OMOrigin Medsystems: 4 patents #28 of 96Top 30%
Abbott: 2 patents #2,462 of 5,431Top 50%
VPVirginia Tech Intellectual Properties: 2 patents #201 of 1,095Top 20%
CPCardiac Pacemakers: 1 patents #841 of 1,214Top 70%
ASAdvanced Cardiovascular Systems: 1 patents #462 of 697Top 70%
F1Foundry Innovation & Research 1: 1 patents #18 of 25Top 75%
Castro Valley, CA: #23 of 760 inventorsTop 4%
California: #15,733 of 386,348 inventorsTop 5%
Overall (All Time): #109,432 of 4,157,543Top 3%
32 Patents All Time

Issued Patents All Time

Showing 26–32 of 32 patents

Patent #TitleCo-InventorsDate
8034098 Valve annulus constriction apparatus and method Richard J. Saunders 2011-10-11
7918848 Tissue welding and cutting apparatus and method Liming Lau, Arnold M. Escano, Jerry Jarrard, Sam Ho, Ryan C. Abbott +7 more 2011-04-05
7497865 Method and apparatus for performing anastomosis with eversion of tissue edges and joining of exposed intima of the everted tissue Geoffrey H. Willis, Thomas A. Kramer, Paul A. Spence, George Christakis, Timothy J. McCoy +7 more 2009-03-03
7276075 Endoscopic surgical access port and method John P. Lunsford, Albert K. Chin, Michael Wei 2007-10-02
6811546 Endoscopic surgical access port and method John P. Lunsford, Albert K. Chin, Michael Wei 2004-11-02
6811555 Method and apparatus for performing anastomosis with eversion of tissue edges and joining of exposed intima of the everted tissue Geoffrey H. Willis, Thomas A. Kramer, Paul A. Spence, George Christakis, Timothy J. McCoy +7 more 2004-11-02
5984937 Orbital dissection cannula and method Stephen A. Morse, Geoffrey A. Orth, Andrew Frazier, Albert K. Chin 1999-11-16