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For the Inventor, By the Inventor

Plymouth, MN, United States of America

Mardil, Inc.


USPTO Granted Patents = 35

% Expired Patents = 51.4



Forward Citations = 381

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34 inventors (with patents filed for the assignee):

goldMedal Aaron J Hjelle (22 out of 34 patents)

silverMedal Robert G Walsh (12 out of 26 patents)

bronzeMedal Karl R Leinsing (10 out of 39 patents)

4.  William E Cohn (8 out of 43 patents)

5.  James F Buck (7 out of 9 patents)

6.  Richard F Schroeder (7 out of 38 patents)

7.  James Edward Shapland (7 out of 22 patents)

8.  William Ettlinger Cohn (6 out of 61 patents)

9.  JaiShankar Raman (6 out of 8 patents)

10.  Paul A Pignato (5 out of 50 patents)

11.  Dan Titcomb (4 out of 6 patents)

12.  Michael Andreini (4 out of 11 patents)

13.  Louis Labrousse (4 out of 4 patents)

14.  Bradley Charles Knippel (4 out of 33 patents)

15.  Jeffrey A Popowski (4 out of 22 patents)


Core Competencies:
Cardiac Support Device
Heart Valve Function
Intra-operative Tool
Pericardial Space Imaging
Heart Size Measurement
External Stabilization
Delivery Mechanism
Differential Compliance
Heart Treatment Device
Cardiac Disease Treatment
Fillable Chambers
Surgical Procedures

35 patents:

1. 10806580 - Self-adjusting attachment structure for a cardiac support device (2020-10-20),
2. 10420644 - Cardiac treatment system and method (2019-09-24),
3. 10405981 - Cardiac treatment system (2019-09-10),
4. 10307252 - Cardiac support device delivery tool with release mechanism (2019-06-04),
5. 10159781 - Pericardial space imaging for cardiac support device implantation (2018-12-25),
6. 10064723 - Cardiac treatment system and method (2018-09-04),
7. RE46927 - Heart band with fillable chambers to modify heart valve function (2018-07-02),
8. 9844437 - Cardiac treatment system and method (2017-12-19),
9. 9763602 - Intra-operative heart size measuring tool (2017-09-19),
10. 9737404 - Cardiac support device delivery tool with release mechanism (2017-08-22),
11. 9737403 - Self-adjusting attachment structure for a cardiac support device (2017-08-22),
12. 9427318 - Intra-operative heart size measuring tool (2016-08-30),
13. 9421102 - Cardiac treatment system and method (2016-08-23),
14. 9421101 - Cardiac treatment system (2016-08-23),
15. 9370425 - Cardiac treatment system and method (2016-06-21),
Company Overview
Mardil, Inc. is a medical device company based in Plymouth, Minnesota, specializing in innovative solutions for cardiac and vascular applications. The organization focuses on developing advanced technologies aimed at improving patient outcomes through minimally invasive procedures. Mardil's research emphasizes the intersection of engineering and medicine, striving to enhance the quality of life for patients with complex cardiovascular conditions. The company is committed to advancing healthcare through its pioneering products and collaborative research efforts.
Profile summary synthesized from public USPTO records and patent filings.

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USPTO Data Jan 1 1976 - Oct 20 2026

35 Patents

#18 in Plymouth, MN

#274 in Minnesota

#9,756 in US

#19,181 in the World

Plymouth, MN (US)
Plymouth, MN, United States of America

Mardil, Inc.

Forward Citations = 381

34 inventors:

goldMedal Aaron J Hjelle (22 out of 34 patents)

silverMedal Robert G Walsh (12 out of 26 patents)

bronzeMedal Karl R Leinsing (10 out of 39 patents)

4.  William E Cohn (8 out of 43 patents)

5.  James F Buck (7 out of 9 patents)

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

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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