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Plymouth, MN, United States of America

Atritech, Inc.

USPTO Granted Patents = 50

CIPO Patents = 3

EPO Patents = 5

Trademarks = 1

Forward Citations = 6,606

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44 inventors (with patents filed for the assignee):

Erik Van Der Burg (22 out of 94 patents)

Andrew G C Frazier (21 out of 48 patents)

Chad C Roue (20 out of 76 patents)

4. Michael D Lesh (15 out of 110 patents)

5. Gregg Stuart Sutton (14 out of 56 patents)

6. Jeffrey M Welch (13 out of 33 patents)

7. Thomas E Borillo (12 out of 14 patents)

8. Robert G Hauser (11 out of 23 patents)

9. Marc S Kreidler (10 out of 35 patents)

10. Alexander K Khairkhahan (10 out of 110 patents)

11. Alan Klenk (9 out of 46 patents)

12. Robert A VanTassel (7 out of 19 patents)

13. Robert Schwartz (7 out of 8 patents)

14. David Holmes (7 out of 22 patents)

15. Chris Quinn (6 out of 7 patents)

Core Competencies:

Atrial Appendage Occlusion

Implant Retrieval System

Expandable Implant Devices

Intracardiac Cage

Blood Filtration Systems

Adjustable Occlusion Device

Barrier Device

Cardiac Implant Devices

Embolic Material Prevention

Left Atrial Appendage

Filter Apparatus

Graft Securing Method

50 patents: Sort by Forward Citations

1. 10898198 - Apparatus for delivering an implant without bias to a left atrial appendage (2021-01-26),

2. 10893926 - Filter apparatus for ostium of left atrial appendage (2021-01-19),

3. 10751158 - Atrial appendage blood filtration systems (2020-08-25),

4. 10278805 - Expandable implant devices for filtering blood flow from atrial appendages (2019-05-07),

5. 10143458 - Intracardiac cage and method of delivering same (2018-12-04),

6. 10076335 - Apparatus for delivering an implant without bias to a left atrial appendage (2018-09-18),

7. 9943299 - Method of implanting an adjustable occlusion device (2018-04-17),

8. 9913652 - Device and method for occluding the left atrial appendage (2018-03-13),

9. 9445895 - Intracardiac cage and method of delivering same (2016-09-20),

10. 9421004 - Method of closing an opening in a wall of the heart (2016-08-23),

11. 9168043 - Method for left atrial appendage occlusion (2015-10-27),

12. 9161830 - Expandable implant devices for filtering blood flow from atrial appendages (2015-10-20),

13. 9132000 - Filter apparatus for ostium of left atrial appendage (2015-09-15),

14. 9131849 - Method and apparatus for accessing the left atrial appendage (2015-09-15),

15. 9089313 - Method of closing an opening in a wall of the heart (2015-07-28),

Atritech, Inc. is a leading medical device company that specializes in innovative solutions for cardiac intervention. With a focus on atrial fibrillation, Atritech has developed breakthrough technologies such as the WATCHMAN™ left atrial appendage closure device. These solutions help improve patient outcomes and reduce the risk of stroke. Visit our website to learn more about our products and solutions.

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

Company Badge

USPTO Data Jan 1 1976 - Dec 9 2025

50 Patents

#7 in Plymouth, MN

#193 in Minnesota

#6,764 in US

#13,575 in the World

Plymouth, MN, United States of America

Atritech, Inc.

Forward Citations = 6,606

44 inventors:

Erik Van Der Burg (22 out of 94 patents)

Andrew G C Frazier (21 out of 48 patents)

Chad C Roue (20 out of 76 patents)

4. Michael D Lesh (15 out of 110 patents)

5. Gregg Stuart Sutton (14 out of 56 patents)

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