Mark Eugene Liffring

This inventor holds 18 USPTO granted patents, plus 2 CIPO patents and 10 EPO patents, primarily in Aircraft Power Systems. Top assignees: The Boeing Company, Liffstre Products LLC. Active years: 2014-2025.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Mark Eugene Liffring. Retrieved from https://idiyas.com/inventor/mark-eugene-liffring

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

Calculating rank

USPTO Granted Patents = 18

% Patents Active = 100.0

CIPO Patents = 2

EPO Patents = 10 (Patent Applications = 4)

Average Co-Inventor Count = 4.8

ph-index = 6

Forward Citations = 115(Granted Patents)

Company Filing History:

Liffstre Products LLC

patents

Years Active: 2014-2025

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Areas of Expertise:

Cargo Stowage

Power System Architecture

Electrical Actuation

Hybrid Aircraft

Voltage Control

Power Switching

Power Distribution

Utility Power Generation

Transformer Rectifier

Zonal Control Architecture

Lightning Threat Reduction

Integrated Truss Sensors

18 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 12319241 - Vehicle external cargo stowage and retrieval apparatus and related control system (2025-06-03),

2. 12036953 - Vehicle external cargo stowage and retrieval apparatus and related control system (2024-07-16),

3. 10784701 - Power system architecture for aircraft with electrical actuation (2020-09-22),

4. 10737802 - Non-propulsive utility power (NPUP) generation system for providing secondary power in an aircraft (2020-08-11),

5. 10589635 - Active voltage control for hybrid electric aircraft (2020-03-17),

6. 10493930 - Modular equipment center solid state primary power switching network (2019-12-03),

7. 10389114 - Regulated transformer rectifier unit for aircraft systems (2019-08-20),

8. 9815564 - Non-propulsive utility power (NPUP) generation system for providing full-time secondary power during operation of an aircraft (2017-11-14),

9. 9809321 - Electrical power distribution system with localized distribution conversion units (2017-11-07),

10. 9762064 - Stable electrical power system with regulated transformer rectifier unit (2017-09-12),

11. 9676351 - Modular equipment center solid state primary power switching network (2017-06-13),

12. 9561867 - Modular equipment center lightning threat reduction architecture (2017-02-07),

13. 9561761 - Modular equipment center zonal standalone power system control architecture (2017-02-07),

14. 9561760 - Modular equipment center distributed equipment packaging truss (2017-02-07),

15. 9511728 - Modular equipment center distributed primary power architecture (2016-12-06),

Title: The Innovative Journey of Mark Eugene Liffring

Introduction: Mark Eugene Liffring is a renowned inventor based in Seattle, WA, known for his groundbreaking contributions to various fields.

Latest Patents: Mark Liffring holds several patents in the areas of technology and healthcare, showcasing his continuous innovation and dedication to improving industries.

Career Highlights: With a career spanning over two decades, Mark Liffring has worked on numerous projects that have revolutionized the way we approach challenges in engineering and medical sciences.

Collaborations: Throughout his career, Mark Liffring has collaborated with leading experts in the industry, fostering a culture of innovation and knowledge-sharing that has led to remarkable advancements.

Conclusion: Mark Eugene Liffring's passion for innovation and his relentless drive to push boundaries have solidified his position as a pioneering inventor in Seattle, WA, and beyond.

Profile summary based on public USPTO records.