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Menlo Park, CA, United States of America

Etagen, Inc.

USPTO Granted Patents = 31

% Expired Patents = 6.5

Trademarks = 2

Forward Citations = 156

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13 inventors (with patents filed for the assignee):

Matt Svrcek (20 out of 48 patents)

Adam Simpson (10 out of 19 patents)

Shannon Miller (9 out of 16 patents)

4. John Lawler (8 out of 17 patents)

5. Christopher David Gadda (8 out of 38 patents)

6. Matthew J Roelle (7 out of 32 patents)

7. John Powers (2 out of 14 patents)

8. Jodie Prudhomme (2 out of 19 patents)

9. Anthony Da Costa (2 out of 7 patents)

10. David B DeGraaff (1 out of 26 patents)

11. Patrick Gorzelic (1 out of 7 patents)

12. Scott Coakley (1 out of 17 patents)

13. Mark Svrcek (1 out of 1 patent)

Core Competencies:

DC-DC Converter

Piston Assembly

Sealing Ring

Pressure Locking

Electromagnetic Machine

Energy Storage

Combustion Engine

Trajectory Control

Clearance Gap

Work Extraction

Linear Engine

31 patents: Sort by Forward Citations

1. 10554099 - DC-DC converter in a non-steady system (2020-02-04),

2. 10465795 - Piston-integrated gap cover (2019-11-05),

3. 10443727 - Sealing ring assemblies configured for pressure locking (2019-10-15),

4. 10436322 - Piston sealing ring assemblies (2019-10-08),

5. 10408150 - Control of piston trajectory in a free-piston combustion engine (2019-09-10),

6. 10404199 - Auto-braking for an electromagnetic machine (2019-09-03),

7. 10359002 - Open-faced piston assembly (2019-07-23),

8. 10221759 - High-efficiency linear combustion engine (2019-03-05),

9. 10215229 - Mechanism for maintaining a clearance gap (2019-02-26),

10. 10190490 - Energy storage and conversion in free-piston combustion engines (2019-01-29),

11. 10156198 - Control of piston trajectory in a free-piston combustion engine (2018-12-18),

12. 10024231 - High-efficiency linear combustion engine (2018-07-17),

13. 10006401 - Methods and systems for managing a clearance gap in a piston engine (2018-06-26),

14. 9856821 - Open-faced piston assembly (2018-01-02),

15. 9719415 - Energy storage and conversion in free-piston combustion engines (2017-08-01),

Etagen, Inc. is a technology company based in Menlo Park, California, specializing in advanced solutions for the healthcare sector. The organization focuses on developing innovative medical devices and software applications that enhance patient care and streamline healthcare processes. With a commitment to research and development, Etagen aims to address critical challenges in medical technology, leveraging cutting-edge advancements to improve outcomes and efficiency in healthcare delivery.

Profile summary based on public USPTO records.

Company Badge

USPTO Data Jan 1 1976 - Sep 29 2026

31 Patents

#53 in Menlo Park, CA

#2,609 in California

#10,912 in US

#21,217 in the World

Menlo Park, CA, United States of America

Etagen, Inc.

Forward Citations = 156

13 inventors:

Matt Svrcek (20 out of 48 patents)

Adam Simpson (10 out of 19 patents)

Shannon Miller (9 out of 16 patents)

4. John Lawler (8 out of 17 patents)

5. Christopher David Gadda (8 out of 38 patents)

Please report any incorrect information to [email protected]

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