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For the Inventor, By the Inventor

Waltham, MA, United States of America

4Tech Inc.

USPTO Granted Patents = 37

% Expired Patents = 51.4


Trademarks = 1

Forward Citations = 1,075

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22 inventors (with patents filed for the assignee):

goldMedal Michael Gilmore (24 out of 25 patents)

silverMedal Idan Tobis (21 out of 27 patents)

bronzeMedal Charlotte Murphy (18 out of 18 patents)

4.  Paolo Denti (17 out of 17 patents)

5.  Kevin Lynn (17 out of 17 patents)

6.  Andrea Guidotti (17 out of 25 patents)

7.  Hugo Vanermen (16 out of 16 patents)

8.  Francesco Maisano (12 out of 38 patents)

9.  Thomas Campbell (11 out of 11 patents)

10.  John Matthew Mullins (10 out of 13 patents)

11.  Ottavio Alfieri (5 out of 12 patents)

12.  Valery Perevalov (4 out of 7 patents)

13.  Mohamed Azeem Latib (4 out of 4 patents)

14.  Rephael Hof (3 out of 5 patents)

15.  Hugo Vanerman (2 out of 2 patents)


Core Competencies:
Tissue Anchors
Tricuspid Valve Repair
Suture-Securing Device
Cardiac Implants
Tension Systems
Hemostasis Seal
Tissue Cinching
Depth-Finding Tool
Percutaneous Tether
Anchoring-Point System
Heart Valve Repair
Soft Tissue Techniques

37 patents:

1. 12714417 - Off-center tissue anchors (2026-08-25),
2. 12558221 - Tricuspid valve repair using tension (2026-02-24),
3. 12245758 - Self-locking tissue anchors (2025-03-11),
4. 12226093 - Off-center tissue anchors (2025-02-18),
5. 11559400 - Tricuspid valve repair using tension (2023-01-24),
6. 11497485 - Off-center tissue anchors (2022-11-15),
7. 11484303 - Off-center tissue anchors (2022-11-01),
8. 11389152 - Off-center tissue anchors with tension members (2022-07-19),
9. 11337686 - Off-center tissue anchors (2022-05-24),
10. 11116497 - Suture-securing device (2021-09-14),
11. 11006946 - Tissue anchors with hemostasis seal (2021-05-18),
12. 10682229 - Post-implantation tensioning in cardiac implants (2020-06-16),
13. 10660755 - Cardiac tissue cinching (2020-05-26),
14. 10617522 - Atrioventricular valve repair using tension (2020-04-14),
15. 10588618 - Tissue anchors with hemostasis seal (2020-03-17),
Company Overview
4Tech Inc., based in Waltham, MA, specializes in advanced technology solutions, focusing on the development and manufacturing of innovative products in the fields of medical devices and healthcare technology. The company is dedicated to enhancing patient care through cutting-edge research and development, leveraging expertise in engineering and design to create solutions that address complex healthcare challenges. With a commitment to quality and innovation, 4Tech Inc. aims to improve outcomes in the medical sector and contribute to the advancement of healthcare technologies.
Profile summary synthesized from public USPTO records and patent filings.

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USPTO Data Jan 1 1976 - Oct 20 2026

37 Patents

#42 in Waltham, MA

#540 in Massachusetts

#9,270 in US

#18,299 in the World

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

4Tech Inc.

Forward Citations = 1,075

22 inventors:

goldMedal Michael Gilmore (24 out of 25 patents)

silverMedal Idan Tobis (21 out of 27 patents)

bronzeMedal Charlotte Murphy (18 out of 18 patents)

4.  Paolo Denti (17 out of 17 patents)

5.  Kevin Lynn (17 out of 17 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: 4Tech Inc.. Retrieved from https://idiyas.com/company/4tech

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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