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

Richard S. Stack — 104 Patents

SYSynecor: 23 patents #2 of 35Top 6%
Boston Scientific Scimed: 21 patents #256 of 4,174Top 7%
ASAdvanced Cardiovascular Systems: 17 patents #51 of 697Top 8%
DUDuke University: 12 patents #70 of 2,315Top 4%
BABarosense: 9 patents #1 of 27Top 4%
IAInterventional Autonomics: 5 patents #2 of 12Top 20%
DCDuke University Medical Center: 2 patents #8 of 17Top 50%
TRTransenterix: 2 patents #2 of 14Top 15%
NLNuxcel Limited: 1 patents #8 of 16Top 50%
Chapel Hill, NC: #12 of 1,999 inventorsTop 1%
North Carolina: #142 of 45,564 inventorsTop 1%
Overall (All Time): #13,407 of 4,157,543Top 1%
104 Patents All Time
Richard S. Stack has been granted 104 US patents while listed as an inventor at Synecor. The first was granted in 1989 and the most recent in April 2024. Richard S. Stack ranks #13,407 of 4,157,543 US inventors in our database (top 0.32%). Patent records list Richard S. Stack in Chapel Hill, NC, US.

Patents per Year

Patents granted per year, 1990 to 2024Bar chart with a peak of 8 patents in 2015.peak 81990: 1 patents19901991: 1 patents1994: 2 patents1996: 1 patents19961998: 1 patents2000: 2 patents2001: 4 patents20012002: 4 patents2003: 4 patents2004: 3 patents20042005: 4 patents2006: 7 patents2007: 1 patents20072008: 3 patents2009: 1 patents2010: 3 patents20102011: 5 patents2012: 6 patents2013: 4 patents20132014: 4 patents2015: 8 patents2016: 7 patents20162017: 5 patents2018: 5 patents2019: 1 patents20192020: 3 patents2021: 7 patents2022: 1 patents20222023: 1 patents2024: 3 patents2024

Issued Patents All Time

Showing 1–25 of 104 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
11957578 Device and method for percutaneously delivering a tricuspid valve 2024-04-16
11925336 Guidewireless transseptal delivery system and method William L. Athas, Kevin Johnson 2024-03-12
11890031 Systems and methods for transseptal delivery of therapeutic devices William L. Athas, Kevin Johnson 2024-02-06
11559688 System and method for neuromodulation Stephen C. Masson, Terrance Ransbury, William Sanders 2023-01-24
11364377 Instrument for facilitating transseptal delivery of cardiac therapeutic devices William L. Athas, Kevin Johnson, Emer M Feerick, Matthew Moran, Damian Muldoon +1 more 2022-06-21
11135421 Conduit for transseptal passage of devices to the aorta William L. Athas, Kevin Johnson, Emer M Feerick, Matthew Moran, Richard Phelan 2021-10-05
11129603 Guidewireless transseptal delivery system for therapeutic devices of the aortic valve William L. Athas, Kevin Johnson 2021-09-28
11110262 Percutaneous sheaths for use with percutaneous ventricular assist devices Kevin Johnson, William L. Athas 2021-09-07
11065438 Systems and methods for transseptal delivery of percutaneous ventricular assist devices and other non-guidewire based transvascular therapeutic devices William L. Athas, Kevin Johnson, Emer M Feerick, Matthew Moran, Damian Muldoon +3 more 2021-07-20
11000637 Systems and methods for transseptal delivery of percutaneous ventricular assist devices and other non-guidewire based transvascular therapeutic devices William L. Athas, Kevin Johnson, Emer M Feerick, Matthew Moran, Damian Muldoon +3 more 2021-05-11
10987456 Devices for use in extracting percutaneous ventricular assist devices William L. Athas, Kevin Johnson, Salvatore Castro 2021-04-27
10959713 Guidewireless transseptal delivery system and method William L. Athas, Kevin Johnson 2021-03-30
10857352 Catheter system for acute neuromodulation Terrance Ransbury, William Sanders, Stephen C. Masson 2020-12-08
10786076 Modular cabinet with hidden clamping system 2020-09-29
10702061 Modular cabinet with hidden clamping system 2020-07-07
10285836 Systems and methods related to gastro-esophageal implants Daniel J. Balbierz, William L. Athas, John P. Lunsford, Kevin Van Bladel, Ashik A. Mohan +3 more 2019-05-14 $21,198,000
10136726 Modular cabinet with hidden clamping system 2018-11-27
10080677 Satiation devices and methods Richard A. Glenn, Trevor J. Moody, Fred E. Silverstein, Nathan Every, William S. Eubanks, Jr. 2018-09-25 $34,960,000
9884182 Catheter system for acute neuromodulation Terrance Ransbury, William Sanders, Stephen C. Masson 2018-02-06
9872786 Gastro-esophageal implants Richard A. Glenn, William L. Athas, Michael S. Williams, Trevor J. Moody, Fred E. Silverstein +1 more 2018-01-23 $17,534,000
9867838 Methods for treating heart failure using bisphosphonate compositions Kenneth W. Lyles, Cathleen S. Colon-Emeric, Christopher M. O'Connor, Colleen Stack 2018-01-16
9844453 Positioning tools and methods for implanting medical devices Richard A. Glenn, Daniel J. Balbierz, John P. Lunsford, William L. Athas 2017-12-19 $33,889,000
9827130 Implantable devices having a radially expandable barrier and related methods of use William L. Athas, Richard A. Glenn, Daniel J. Balbierz, John P. Lunsford, Michael S. Williams 2017-11-28 $8,870,000
9788984 Satiation devices and methods Richard A. Glenn, Trevor J. Moody, Fred E. Silverstein, Nathan Every, William S. Eubanks, Jr. 2017-10-17 $12,042,000
9707076 Direct aortic access system for transcatheter aortic valve procedures Richard A. Glenn, Michael S. Williams, William L. Athas 2017-07-18