For the Inventor, By the Inventor

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St. Louis Park, MN, United States of America

Neochord, Inc.

USPTO Granted Patents = 30

% Expired Patents = 10.0

EPO Patents = 6

Trademarks = 3

Forward Citations = 316

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24 inventors (with patents filed for the assignee):

John Zentgraf (15 out of 15 patents)

Daryl Edmiston (12 out of 61 patents)

Joel R Helgerson (7 out of 40 patents)

4. Graham Garvin (6 out of 6 patents)

5. Levi Caffes (5 out of 5 patents)

6. Andrew Schifle (5 out of 14 patents)

7. David Joseph Parins (5 out of 32 patents)

8. Tyler Nordmann (4 out of 4 patents)

9. Arun Saini (4 out of 5 patents)

10. Brady Hatcher (3 out of 20 patents)

11. Tom Broome (3 out of 3 patents)

12. Giovanni Speziali (3 out of 11 patents)

13. Tim Crowley (3 out of 8 patents)

14. Andrea Colli (3 out of 5 patents)

15. Randall James Beyreis (3 out of 19 patents)

Core Competencies:

Heart Valve Repair

Minimally Invasive Surgery

Suture Attachment

Cardiac Anchors

Suture Length Adjustment

Ringless Web

Surgical Navigation

Device for Repair

Beating Heart Procedures

Valve Leaflet Repair

Tissue Anchors

30 patents: Sort by Forward Citations

1. 12496061 - Minimally invasive heart valve repair in a beating heart (2025-12-16),

2. 12426874 - Minimally invasive repair of a valve leaflet in a beating heart (2025-09-30),

3. 12310577 - Device for suture attachment for minimally invasive heart valve repair (2025-05-27),

4. 12208009 - Minimally invasive heart valve repair in a beating heart (2025-01-28),

5. 12208007 - Helical cardiac anchors for minimally invasive heart valve repair (2025-01-28),

6. 12137897 - Device for suture attachment for minimally invasive heart valve repair (2024-11-12),

7. 11974920 - Minimally invasive repair of heart valve leaflets (2024-05-07),

8. 11957584 - Suture length adjustment for minimally invasive heart valve repair (2024-04-16),

9. 11918468 - Transverse helical cardiac anchor for minimally invasive heart valve repair (2024-03-05),

10. 11911023 - Minimally invasive repair of a valve leaflet in a beating heart (2024-02-27),

11. 11612389 - Device for suture attachment for minimally invasive heart valve repair (2023-03-28),

12. 11589989 - Minimally invasive heart valve repair in a beating heart (2023-02-28),

13. 11484409 - Ringless web for repair of heart valves (2022-11-01),

14. 11419602 - Minimally invasive repair of a valve leaflet in a beating heart (2022-08-23),

15. 11376126 - Transverse helical cardiac anchor for minimally invasive heart valve repair (2022-07-05),

Company Overview

Neochord, Inc. is a medical device company based in St. Louis Park, Minnesota, specializing in innovative solutions for heart valve repair. The company focuses on developing advanced technologies aimed at improving surgical outcomes for patients with mitral valve conditions. By leveraging cutting-edge research and engineering, Neochord seeks to enhance the effectiveness and safety of cardiac procedures, ultimately contributing to better patient care in the field of cardiology.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 13 2026

30 Patents

#1 in St. Louis Park, MN

#320 in Minnesota

#11,272 in US

#21,888 in the World

St. Louis Park, MN, United States of America

Neochord, Inc.

Forward Citations = 316

24 inventors:

John Zentgraf (15 out of 15 patents)

Daryl Edmiston (12 out of 61 patents)

Joel R Helgerson (7 out of 40 patents)

4. Graham Garvin (6 out of 6 patents)

5. Levi Caffes (5 out of 5 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Neochord, Inc.. Retrieved from https://idiyas.com/company/neochord

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]

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