For the Inventor, By the Inventor

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Eden Prairie, MN, United States of America

Chf Solutions, Inc.

Calculating rank

USPTO Granted Patents = 45

% Expired Patents = 15.6

Trademarks = 6

Forward Citations = 3,734

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19 inventors (with patents filed for the assignee):

John J O'Mahony (34 out of 86 patents)

Mark Gelfand (28 out of 218 patents)

Howard R Levin (16 out of 131 patents)

4. Steven J Bernard (11 out of 13 patents)

5. Edward G Rychlick (8 out of 11 patents)

6. Andrew Victor Halpert (8 out of 41 patents)

7. Sonny Behan (6 out of 6 patents)

8. Hans-Dietrich Polaschegg (5 out of 14 patents)

9. Edwin B Merrick (5 out of 27 patents)

10. Douglas Francis Walker (3 out of 3 patents)

11. Thomas Lendway (2 out of 11 patents)

12. Jayne B Merrick, Legal Representative (2 out of 2 patents)

13. Kelley A Stickan (2 out of 2 patents)

14. Steve Bernard (2 out of 2 patents)

15. David Lerner (1 out of 10 patents)

Core Competencies:

Ultrafiltration

Blood Pump

Fluid Removal

Pressure Controller

Extracorporeal Circuit

Osmotic Pressure

Blood Filter

User Interface

Kidney Perfusion

Cuvette Apparatus

Noise Reduction

Blood Leak Detector

45 patents: Sort by Forward Citations

1. 10583292 - Electronic neuromodulatory emulation of extra- and intra-aortic balloon pump counter-pulsation systems and methods (2020-03-10),

2. 8070707 - Controller for ultrafiltration blood circuit which prevent hypotension by monitoring osmotic pressure in blood (2011-12-06),

3. 7955289 - Method and apparatus for blood withdrawal and infusion using a pressure controller (2011-06-07),

4. 7935071 - Method and apparatus for peripheral vein fluid removal in heart failure (2011-05-03),

5. 7886611 - Pressure sensor disconnect detection for a blood treatment device (2011-02-15),

6. 7674237 - Method and apparatus for blood withdrawal and infusion using a pressure controller (2010-03-09),

7. 7671974 - Cuvette apparatus and system for measuring optical properties of a liquid such as blood (2010-03-02),

8. 7647834 - Pressure sensor disconnect detection for a blood treatment device (2010-01-19),

9. 7615028 - Extracorporeal blood treatment and system having reversible blood pumps (2009-11-10),

10. 7585286 - User interface for blood treatment device (2009-09-08),

11. 7547200 - Self-loading peristaltic pump for extracorporeal blood circuit (2009-06-16),

12. 7540851 - Method to control blood and filtrate flowing through an extracorporeal device (2009-06-02),

13. 7462786 - Noise reduction method and system for weight scale (2008-12-09),

14. 7462161 - Method and apparatus for blood withdrawal and infusion using a pressure controller (2008-12-09),

15. 7410582 - Hollow fiber filter for extracorporeal blood circuit (2008-08-12),

Company Overview

Chf Solutions, Inc. is a medical technology company based in Eden Prairie, Minnesota, specializing in innovative solutions for cardiovascular care. The company focuses on developing advanced devices and systems that enhance patient outcomes through neuromodulatory emulation and extracorporeal blood treatment technologies. Their product portfolio includes aortic balloon pumps, ultrafiltration blood circuits, and peristaltic pumps, aimed at improving the management of heart failure and related conditions. Chf Solutions is dedicated to advancing medical technology to support healthcare professionals and patients alike.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Nov 10 2026

45 Patents

#22 in Eden Prairie, MN

#223 in Minnesota

#7,802 in US

#15,477 in the World

Eden Prairie, MN, United States of America

Chf Solutions, Inc.

Forward Citations = 3,734

19 inventors:

John J O'Mahony (34 out of 86 patents)

Mark Gelfand (28 out of 218 patents)

Howard R Levin (16 out of 131 patents)

4. Steven J Bernard (11 out of 13 patents)

5. Edward G Rychlick (8 out of 11 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Chf Solutions, Inc.. Retrieved from https://idiyas.com/company/chf-solutions

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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