Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Tracy D. Maahs — 72 Patents

EMEmbolx: 23 patents #1 of 30Top 4%
UMUsgi Medical: 22 patents #5 of 43Top 15%
ELEdwards Lifesciences: 13 patents #139 of 941Top 15%
SSScimed Life Systems: 6 patents #197 of 1,161Top 20%
Boston Scientific Scimed: 4 patents #1,064 of 3,579Top 30%
HTHeart Rhythm Technologies: 3 patents #3 of 18Top 20%
BUBright Uro: 1 patents #8 of 10Top 80%
Modjeska, CA: #4 of 74 inventorsTop 6%
California: #4,252 of 386,348 inventorsTop 2%
Overall (All Time): #27,714 of 4,157,543Top 1%
72 Patents All Time
Tracy D. Maahs has been granted 72 US patents while listed as an inventor at Embolx. The first was granted in 1997 and the most recent in September 2025. Tracy D. Maahs ranks #27,714 of 4,157,543 US inventors in our database (top 0.67%). Patent records list Tracy D. Maahs in Modjeska, CA, US.

Issued Patents All Time

Showing 1–25 of 72 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
12426818 Packaging assembly and method of preparing sensing device for insertion into a body cavity to preserve sterility Derek Herrera, Peman Montazemi, Teresa Nguyen, Bryan Nowroozi, Hamed Shamkhalichenar +3 more 2025-09-30
9572565 Low profile tissue anchors, tissue anchor systems, and methods for their delivery and use Richard C. Ewers, Shirley Vong 2017-02-21
9545255 Methods and apparatus for revision of obesity procedures John A. Cox, Richard C. Ewers, Eugene Chen, Cang Lam, Lee L. Swanstrom 2017-01-17
9504371 Endoscopic system with torque transmitting sheath Sean Mitchell, Richard C. Ewers 2016-11-29
9055864 Endoscopic system with torque transmitting sheath Tung T. Le, Marvin C. Elmer 2015-06-16
8992420 Methods and apparatus for off-axis visualization Richard C. Ewers, Arvin Chang, Chris A. Rothe, Eugene C. Chen, Marvin C. Elmer +2 more 2015-03-31
8906038 Devices and methods for laparoscopic gastric tissue reconfiguration Richard C. Ewers, Eugene Chen, Stuart Moran, Cang Lam 2014-12-09
8870916 Low profile tissue anchors, tissue anchor systems, and methods for their delivery and use Richard C. Ewers, Shirley Vong 2014-10-28
8840636 Cannula with associated filter and methods of use during cardiac surgery Denise Barbut 2014-09-23 $34,304,000
8777965 Devices and methods for laparoscopic hernia repair Eugene Chen, Richard C. Ewers, Lee L. Swanstrom 2014-07-15
8740940 Compressible tissue anchor assemblies Marvin C. Elmer, Richard C. Ewers 2014-06-03
8726909 Methods and apparatus for revision of obesity procedures John A. Cox, Richard C. Ewers, Eugene Chen, Cang Lam, Lee L. Swanstrom 2014-05-20
8512229 Method and apparatus for obtaining endoluminal access Vahid Saadat, Desmond Birkett, Chris A. Rothe 2013-08-20
8439898 Endoscopic tissue anchor deployment Cang Lam, Stuart Moran, John Rodriguez, Seferino Torres, Wesley W. Lummis 2013-05-14
8382800 Compressible tissue anchor assemblies Marvin C. Elmer, Richard C. Ewers 2013-02-26
8308765 Apparatus and methods for positioning and securing anchors Vahid Saadat, Richard C. Ewers, Marvin C. Elmers, Jesus Flores, Alex Khairkhahan +2 more 2012-11-13
8277373 Methods and apparaus for off-axis visualization Richard C. Ewers, Arvin Chang, Chris A. Rothe, Eugene C. Chen, Marvin C. Elmer +2 more 2012-10-02
8206417 Apparatus and methods for optimizing anchoring force Richard C. Ewers, Vahid Saadat, Alex Khairkhahan, Kenneth J. Michlitsch 2012-06-26
8152782 Endoluminal occlusion-irrigation catheter with aspiration capabilities and methods of use Yue-Teh Jang, Ross S. Tsugita, Bruce Addis, Jean Chang 2012-04-10 $3,070,000
8057511 Apparatus and methods for positioning and securing anchors Jesus Flores, Richard C. Ewers, Alex Khairkhahan, Ruey-Feng Peh, Vahid Saadat 2011-11-15
8025674 Cannula with associated filter and methods of use during cardiac surgery Denise Barbut 2011-09-27 $40,647,000
7736378 Apparatus and methods for positioning and securing anchors Richard C. Ewers, Jesus Flores, Alexander Khairkhahan, Ruey-Feng Peh, Vahid Saadat +1 more 2010-06-15
7731683 Endoluminal occlusion-irrigation catheter with aspiration capabilities and methods of use Yue-Teh Jang, Ross S. Tsugita, Bruce Addis, Jean Chang 2010-06-08 $7,088,000
7695493 System for optimizing anchoring force Vahid Saadat, Richard C. Ewers, Alexander Khairkhahan, Kenneth J. Michlitsch 2010-04-13
7691123 Percutaneous catheter and guidewire having filter and medical device deployment capabilities Ross S. Tsugita, Yue-Teh Jang 2010-04-06 $6,677,000