Fairfax Station, VA, United States of America

James C Warren

This inventor holds 32 USPTO granted patents and 5 published patent applications, plus 3 CIPO patents and 3 EPO patents. Top assignees: Warren Engine Company, Inc, Enginuity Power Systems, Inc, Enginaity Power Systems, Inc. Active years: 1980-2025.

USPTO Granted Patents = 32 (Patent Applications = 5)

% Patents Active = 100.0

CIPO Patents = 3 (Patent Applications = 2)

EPO Patents = 3 (Patent Applications = 7)

Average Co-Inventor Count = 1.7

ph-index = 5

Forward Citations = 171(Granted Patents)

Location History:

Denver, CO (US) (1980 - 1986)
Hays, KS (US) (1992)
Teaneck, NJ (US) (1988 - 1996)
Fairfax, VA (US) (2008 - 2018)
Alexandria, VA (US) (2006 - 2023)

Company Filing History:

6 out of 7

Warren Engine Company, Inc

patents

5 out of 7

Enginuity Power Systems, Inc

patents

1 out of 1

Enginaity Power Systems, Inc

5. 18 out of 834,350

Other

patents

where one patent can have more than one assignee

Years Active: 1980-2025

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Areas of Expertise:

Multi-Fuel Engines

Hybrid Generators

Opposed Piston Engine

Spark Ignition Systems

Catalytic Converters

Temperature Control Systems

Energy Recovery Systems

Compression Ratio Control

Heat Exchangers

Sound Dampening Devices

Thermal Protective Garments

Pressurized Air Generation

32 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 12247514 - Multi-fuel engines and related methods (2025-03-11),

2. 11795866 - Ruggedized and integrated hybrid generators and related methods (2023-10-24),

3. 11598243 - Four-stroke opposed piston engine architecture and related methods (2023-03-07),

4. 11441529 - Spark/ignition system for an opposed piston engine (2022-09-13),

5. 11352930 - Muffler and catalytic converters for combined heating and power systems (2022-06-07),

6. 11287159 - Methods systems and devices for controlling temperature and humidity using excess energy from a combined heat and power system (2022-03-29),

7. 11203952 - Opposed piston engine with variable compression ratio (2021-12-21),

8. 11193694 - Combination systems and related methods for providing power, heat and cooling (2021-12-07),

9. 11118456 - Methods and related systems for generating pressurized air within an opposed piston engine (2021-09-14),

10. 11092071 - Opposed piston engine and elements thereof (2021-08-17),

11. 11085413 - Ignition source adapted for positioning within a combustion chamber (2021-08-10),

12. 11085297 - Opposed piston engine and elements thereof (2021-08-10),

13. 10989109 - Fuel ignition methods for opposed piston engines and related structures (2021-04-27),

14. 10955168 - Methods systems and devices for controlling temperature and humidity using excess energy from a combined heat and power system (2021-03-23),

15. 10907515 - Methods and devices for controlling the compression ratio of an opposed piston engine (2021-02-02),

Title: Innovations and Contributions of James C. Warren in Generators and Engine Technology

Introduction

James C. Warren, a prolific inventor based in Fairfax Station, VA, has an impressive portfolio of 31 patents. His contributions primarily focus on hybrid generator technologies and opposed piston engines, which have significant applications in various industries. His latest innovations reflect a commitment to advancing efficiency and reliability in power generation and engine performance.

Latest Patents

One of Warren's latest patents is for ruggedized and integrated hybrid generators. These generators are designed to operate using both medium and heavy fuels while providing at least 5 kWe of power. They stand out for their quiet operation, compact size, and reliability, making them an essential option for diverse operational settings.

Another notable patent is related to four-stroke opposed piston engines (OPEs). These engines, while compact and quiet, deliver substantial mechanical shaft power necessary for a range of applications. The innovative designs may incorporate various size displacements, offering flexibility and versatility in engine performance.

Career Highlights

Throughout his career, James C. Warren has significantly impacted the engineering sector through innovative designs and practical solutions in power generation and engine technology. His work has not only led to numerous patents but has also enhanced the technological landscape of these fields.

Collaborations

Warren's journey has seen him collaborating with esteemed professionals like Gregory Powell and William Vincent Meyers Jr. Their combined expertise has likely contributed to the successful development and implementation of Warren's inventive concepts, facilitating advancements in generator and engine technologies.

Conclusion

James C. Warren's impressive array of patents and collaborative efforts underscore his role as a key innovator in the areas of hybrid generators and opposed piston engines. His work continues to inspire advancements in efficiency and reliability, showcasing the importance of innovation in engineering and technology.