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For the Inventor, By the Inventor

Bloomfield, CT, United States of America

Liquidpiston, Inc.


USPTO Granted Patents = 23


Forward Citations = 164

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18 inventors (with patents filed for the assignee):

goldMedal Nikolay Shkolnik (23 out of 29 patents)

silverMedal Alexander Shkolnik (22 out of 62 patents)

bronzeMedal Mark Nickerson (3 out of 3 patents)

4.  Alexander Kopache (3 out of 3 patents)

5.  Alex Lyubomirskiy (2 out of 2 patents)

6.  Rodrigo Eguiluz Carretero (2 out of 2 patents)

7.  Adam Spitulnik (2 out of 2 patents)

8.  Jason Michael Deguzis (2 out of 2 patents)

9.  Daniele Littera (1 out of 1 patent)

10.  Kyle Becker (1 out of 1 patent)

11.  Christopher Deely (1 out of 1 patent)

12.  Michael Kenneth Ogden (1 out of 1 patent)

13.  Peter Armour (1 out of 1 patent)

14.  Saad Ahmed (1 out of 1 patent)

15.  Bryant Rosato (1 out of 1 patent)


23 patents:

1. 12742390 - Two-stroke rotary engine with improved inlet and outlet ports (2026-09-22),
2. 12709419 - Hybrid Drive and Fuel Vaporizer for UAV and Other Mobile Environments (2026-08-18),
3. 12612198 - Mobile engine-generator vehicle (2026-04-28),
4. 11773974 - Combination piston and piston ring for reducing crevice volume (2023-10-03),
5. 11149547 - Seal assembly for an epitrochoidal rotary engine (2021-10-19),
6. 10253686 - Hybrid cycle combustion engine and methods (2019-04-09),
7. 10221690 - Rotary engine with intake and exhaust through rotor shaft (2019-03-05),
8. 10196970 - Isochoric heat addition engines and methods (2019-02-05),
9. 10125675 - Internal combustion engine (2018-11-13),
10. 9810068 - Rotary engine with cam-guided rotor (2017-11-07),
11. 9644570 - Hybrid cycle rotary engine (2017-05-09),
12. 9528435 - Air-cooled rotary engine (2016-12-27),
13. 9523310 - Hybrid cycle combustion engine and methods (2016-12-20),
14. 9382851 - Isochoric heat addition engines and methods (2016-07-05),
15. 9353623 - Seal assembly for a heat engine (2016-05-31),
Company Overview
LiquidPiston, Inc. is a technology company based in Bloomfield, Connecticut, specializing in advanced engine design and development. The company focuses on creating innovative power systems that leverage its proprietary rotary engine technology, aimed at enhancing efficiency and performance across various applications. LiquidPiston's research encompasses areas such as energy conversion and propulsion systems, contributing to advancements in automotive, aerospace, and portable power solutions.
Profile summary synthesized from public USPTO records and patent filings.

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USPTO Data Jan 1 1976 - Oct 6 2026

Liquidpiston, Inc. USPTO Patent Assignee Logo
23 Patents

#5 in Bloomfield, CT

#352 in Connecticut

#14,415 in US

#27,649 in the World

Bloomfield, CT (US)
Bloomfield, CT, United States of America

Liquidpiston, Inc.

Forward Citations = 164

18 inventors:

goldMedal Nikolay Shkolnik (23 out of 29 patents)

silverMedal Alexander Shkolnik (22 out of 62 patents)

bronzeMedal Mark Nickerson (3 out of 3 patents)

4.  Alexander Kopache (3 out of 3 patents)

5.  Alex Lyubomirskiy (2 out of 2 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Liquidpiston, Inc.. Retrieved from https://idiyas.com/company/liquidpiston

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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