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For the Inventor, By the Inventor

Boston, MA, United States of America

Nmt Medical, Inc.


USPTO Granted Patents = 26

% Expired Patents = 26.9


Forward Citations = 3,405

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17 inventors (with patents filed for the assignee):

goldMedal Andrzej J Chanduszko (13 out of 122 patents)

silverMedal Steven W Opolski (8 out of 17 patents)

bronzeMedal Sean Forde (5 out of 25 patents)

4.  Carol A Devellian (5 out of 45 patents)

5.  David R Widomski (4 out of 15 patents)

6.  Carol A Ryan (3 out of 3 patents)

7.  Stephen J Kleshinski (2 out of 46 patents)

8.  James J Scutti (1 out of 43 patents)

9.  Stephanie M Kladakis (1 out of 12 patents)

10.  David J Callaghan (1 out of 17 patents)

11.  Paul A Garant (1 out of 2 patents)

12.  Lee A Core (1 out of 41 patents)

13.  Ryan Cahill (1 out of 14 patents)

14.  Todd A Peavey (1 out of 5 patents)

15.  Steve W Opolski (1 out of 2 patents)


Core Competencies:
PFO Closure Device
Septal Occluder
Catheter Flushing
Intracardiac Device
Expandable Sheath
Magnetic Attachment
Suturing Tissue
Transseptal Puncture
Delivery System
Coupling System
Guidewire
Over-the-Wire Mechanism

26 patents:

1. 7967840 - PFO closure device with flexible thrombogenic joint and improved dislodgement resistance (2011-06-28),
2. 7871419 - Delivery/recovery system for septal occluder (2011-01-18),
3. 7867250 - Septal occluder and associated methods (2011-01-11),
4. 7842069 - Inflatable occluder (2010-11-30),
5. 7842053 - Double coil occluder (2010-11-30),
6. 7842026 - Syringe activated-valve for flushing a catheter and methods thereof (2010-11-30),
7. 7806846 - Restoration of flow in LAA via tubular conduit (2010-10-05),
8. 7797056 - Removable intracardiac RF device (2010-09-14),
9. 7766820 - Expandable sheath tubing (2010-08-03),
10. 7704268 - Closure device with hinges (2010-04-27),
11. 7691112 - Devices, systems, and methods for suturing tissue (2010-04-06),
12. 7678123 - Tubular patent foramen ovale (PFO) closure device with catch system (2010-03-16),
13. 7666203 - Transseptal puncture apparatus (2010-02-23),
14. 7658747 - Medical device for manipulation of a medical implant (2010-02-09),
15. 7618435 - Magnetic attachment systems (2009-11-17),
Company Overview
Nmt Medical, Inc. is a Boston-based company specializing in innovative medical devices aimed at enhancing patient care and treatment outcomes. The organization focuses on developing advanced technologies in the field of cardiovascular health, particularly in the areas of minimally invasive procedures and diagnostic solutions. With a commitment to improving healthcare delivery, Nmt Medical leverages cutting-edge research to create products that address critical needs in the medical community, ensuring safety and efficacy in patient management.
Profile summary synthesized from public USPTO records and patent filings.

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USPTO Data Jan 1 1976 - Oct 13 2026

26 Patents

#94 in Boston, MA

#774 in Massachusetts

#12,859 in US

#24,806 in the World

Boston, MA (US)
Boston, MA, United States of America

Nmt Medical, Inc.

Forward Citations = 3,405

17 inventors:

goldMedal Andrzej J Chanduszko (13 out of 122 patents)

silverMedal Steven W Opolski (8 out of 17 patents)

bronzeMedal Sean Forde (5 out of 25 patents)

4.  Carol A Devellian (5 out of 45 patents)

5.  David R Widomski (4 out of 15 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Nmt Medical, Inc.. Retrieved from https://idiyas.com/company/nmt-medical

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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