For the Inventor, By the Inventor

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Eden Prairie, MN, United States of America

Chf Solutions, Inc.

USPTO Granted Patents = 45

Trademarks = 6

Forward Citations = 3,566

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19 inventors (with patents filed for the assignee):

John J O'Mahony (34 out of 85 patents)

Mark Gelfand (28 out of 210 patents)

Howard R Levin (16 out of 129 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 36 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 7 patents)

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),

CHF Solutions, Inc. is a medical device company focused on developing, manufacturing, and commercializing innovative solutions for fluid overload in patients suffering from congestive heart failure (CHF). Our proprietary Aquadex FlexFlow system provides a simple, flexible, and effective method for ultrafiltration to remove excess fluid from patients. We are dedicated to improving outcomes for CHF patients and transforming the standard of care through our cutting-edge technology.

This text is generated by artificial intelligence and may not be accurate.

Company Badge

USPTO Data Jan 1 1976 - Dec 2 2025

45 Patents

#25 in Eden Prairie, MN

#217 in Minnesota

#7,489 in US

#14,950 in the World

Eden Prairie, MN, United States of America

Chf Solutions, Inc.

Forward Citations = 3,566

19 inventors:

John J O'Mahony (34 out of 85 patents)

Mark Gelfand (28 out of 210 patents)

Howard R Levin (16 out of 129 patents)

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

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

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