For the Inventor, By the Inventor

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Saint Paul, MN, United States of America

Heartstent Corporation

USPTO Granted Patents = 28

% Expired Patents = 3.6

Forward Citations = 2,374

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14 inventors (with patents filed for the assignee):

Guy P Vanney (15 out of 57 patents)

Mark B Knudson (10 out of 128 patents)

Katherine S Tweden (9 out of 58 patents)

4. William L Giese (7 out of 11 patents)

5. Thomas L Odland (5 out of 7 patents)

6. Robert A Eno (4 out of 7 patents)

7. Eric E Solien (3 out of 3 patents)

8. Timothy R Conrad (1 out of 77 patents)

9. Donald C Harrison (1 out of 7 patents)

10. David H Mowry (1 out of 5 patents)

11. John Schorgl (1 out of 2 patents)

12. Michael L Krogh (1 out of 1 patent)

13. Robert E Kohler (1 out of 1 patent)

14. Jerry Griffin (1 out of 1 patent)

Core Competencies:

Autoanastomosis

Transmyocardial Implant

Coronary Bypass

Insertion Tool

Healing Mechanism

Expandable Implant

Compliance Collar

Septal Perfusion

Pyrolytic Carbon

Induced Tissue Flap

Closed Chest Procedure

Coronary Stent

28 patents: Sort by Forward Citations

1. 6582463 - Autoanastomosis (2003-06-24),

2. 6454794 - Coronary bypass implant (2002-09-24),

3. 6454760 - Insertion tool for transmyocardial implant (2002-09-24),

4. 6409697 - Transmyocardial implant with forward flow bias (2002-06-25),

5. 6406491 - Compliant transmyocardial implant (2002-06-18),

6. 6406488 - Healing transmyocardial implant (2002-06-18),

7. 6361519 - Mesh tip myocardial implant (2002-03-26),

8. 6350248 - Expandable myocardial implant (2002-02-26),

9. 6250305 - Method for using a flexible transmyocardial implant (2001-06-26),

10. 6237607 - Transmyocardial implant procedure (2001-05-29),

11. 6223752 - Transmyocardial implant procedure (2001-05-01),

12. 6214041 - Transmyocardial implant with septal perfusion (2001-04-10),

13. 6197050 - Transmyocardial implant with compliance collar (2001-03-06),

14. 6193726 - Insertion tool for transmyocardial implant (2001-02-27),

15. 6182668 - Transmyocardial implant with induced tissue flap (2001-02-06),

Company Overview

Heartstent Corporation, based in Saint Paul, MN, specializes in the development and manufacturing of innovative medical devices aimed at improving cardiovascular health. The company focuses on advanced stenting technologies designed to enhance patient outcomes in interventional cardiology. With a commitment to research and development, Heartstent Corporation is dedicated to addressing the evolving needs of healthcare providers and patients, contributing to the advancement of minimally invasive procedures in the medical field.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 13 2026

28 Patents

#50 in Saint Paul, MN

#346 in Minnesota

#12,013 in US

#23,285 in the World

Saint Paul, MN, United States of America

Heartstent Corporation

Forward Citations = 2,374

14 inventors:

Guy P Vanney (15 out of 57 patents)

Mark B Knudson (10 out of 128 patents)

Katherine S Tweden (9 out of 58 patents)

4. William L Giese (7 out of 11 patents)

5. Thomas L Odland (5 out of 7 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Heartstent Corporation. Retrieved from https://idiyas.com/company/heartstent

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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