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For the Inventor, By the Inventor

Norton, MA, United States of America

Cardiofocus Corporation


USPTO Granted Patents = 53

% Expired Patents = 18.9


Trademarks = 5

Forward Citations = 4,160

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36 inventors (with patents filed for the assignee):

goldMedal Gerald Melsky (25 out of 31 patents)

silverMedal Edward L Sinofsky (25 out of 73 patents)

bronzeMedal Lincoln S Baxter (22 out of 24 patents)

4.  Norman Erwin Farr (20 out of 30 patents)

5.  Jeffrey M Arnold (11 out of 20 patents)

6.  Brian K Estabrook (9 out of 25 patents)

7.  William E Wieler (6 out of 6 patents)

8.  Sergei Babko-Malyi (5 out of 6 patents)

9.  Stephen W Sagon (4 out of 9 patents)

10.  Richard Thompson (3 out of 3 patents)

11.  Burke Barrett (3 out of 3 patents)

12.  Ronald L Green (3 out of 16 patents)

13.  Paul DiCesare (2 out of 2 patents)

14.  Jon T McIntyre (2 out of 34 patents)

15.  David Freed (2 out of 2 patents)


Core Competencies:
Atrial Fibrillation
Guided Catheters
Thermal Balloons
Ablation Techniques
Energy Delivery
Visual Confirmation
Coaxial Catheters
Phototherapeutic Apparatus
Surgical Ablation
Irrigation Sheath
Infrared Laser
Contact Sensors

53 patents:

1. 12336757 - Endoscopically guided ablation catheters with thermally resistant balloons (2025-06-24),
2. 11957856 - Balloon catheter and fluid management system thereof (2024-04-16),
3. 11883094 - Ablation system with automated ablation energy element (2024-01-30),
4. 11832878 - Ablation system with automated ablation energy element (2023-12-05),
5. 11484692 - Balloon catheter and fluid management system thereof (2022-11-01),
6. 11413089 - Ablation techniques for the treatment of atrial fibrillation (2022-08-16),
7. D958814 - Display screen or portion thereof with graphical user interface (2022-07-26),
8. 11389236 - Ablation system with automated ablation energy element (2022-07-19),
9. 11344365 - Ablation system with automated sweeping ablation energy element (2022-05-31),
10. 11246476 - Method for visualizing tissue with an ICG dye composition during ablation procedures (2022-02-15),
11. 11207505 - Balloon catheter and fluid management system thereof (2021-12-28),
12. D934268 - Display screen or portion thereof with graphical user interface (2021-10-26),
13. 10926067 - Balloon catheter and fluid management system thereof (2021-02-23),
14. 10806910 - Balloon catheter and fluid management system thereof (2020-10-20),
15. D851245 - Compliant balloon (2019-06-11),
Cardiofocus Corporation, based in Norton, MA, specializes in advanced cardiac ablation technologies aimed at treating atrial fibrillation. The company focuses on developing innovative solutions such as guided catheters and thermal balloons that enhance ablation techniques. Their core technologies emphasize energy delivery and visual confirmation, utilizing coaxial catheters and phototherapeutic apparatus to improve procedural outcomes. Cardiofocus is dedicated to advancing the field of electrophysiology through its commitment to research and development.
Profile summary based on public USPTO records.

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USPTO Data Jan 1 1976 - Sep 29 2026

Cardiofocus Corporation
53 Patents

#1 in Norton, MA

#377 in Massachusetts

#6,661 in US

#13,309 in the World

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

Cardiofocus Corporation

Forward Citations = 4,160

36 inventors:

goldMedal Gerald Melsky (25 out of 31 patents)

silverMedal Edward L Sinofsky (25 out of 73 patents)

bronzeMedal Lincoln S Baxter (22 out of 24 patents)

4.  Norman Erwin Farr (20 out of 30 patents)

5.  Jeffrey M Arnold (11 out of 20 patents)

Please report any incorrect information to [email protected]
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