Robert J Koenen

This inventor holds 67 USPTO granted patents and 13 published patent applications and 6 EPO patents, primarily in Outdoor Power Equipment (CPC class F02N). Top assignee: Briggs & Stratton, LLC. Active years: 2002-2025.

USPTO Granted Patents = 67 (Patent Applications = 13)

% Patents Active = 94.0

EPO Patents = 6 (Patent Applications = 5)

Average Co-Inventor Count = 3.0

ph-index = 12

Forward Citations = 506(Granted Patents)

Forward Citations (Not Self Cited) = 382(Dec 10, 2025)

Inventors with similar research interests:

Location History:

Hartland, WI (US) (2002)
Wauwatosa, WI (US) (2021 - 2023)
Pewaukee, WI (US) (2012 - 2024)

Company Filing History:

67 out of 794

Briggs & Stratton, LLC

patents

Years Active: 2002-2025

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Areas of Expertise:

Battery Pack

Electric Starting System

Zero Turn Radius Mower

User-Scalable Power Unit

On-Demand Generator

Cylinder Deactivation

Engine Operation Detection

Snowthrower

Push Button Starting

Integrated Engine Controller

Ignition System

Lithium Ion Battery

67 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 12500440 - Vehicle for transporting and charging outdoor power equipment (2025-12-16),

2. 12349621 - Zero turn radius mower with cutting blade control (2025-07-08),

3. 12291091 - User-scalable power unit including removable battery packs (2025-05-06),

4. 11859590 - Battery pack for powering and controlling outdoor power equipment (2024-01-02),

5. 11820218 - User-scalable power unit including removable battery packs (2023-11-21),

6. 11710981 - Vehicle for transporting and charging outdoor power equipment (2023-07-25),

7. 11642952 - User-scalable power unit including removable battery packs (2023-05-09),

8. 11519376 - On-demand generator starting system (2022-12-06),

9. 11425856 - Zero turn radius mower with cutting blade control (2022-08-30),

10. 11352964 - Cylinder deactivation for a multiple cylinder engine (2022-06-07),

11. 11346315 - Battery pack for powering and controlling outdoor power equipment (2022-05-31),

12. 11193468 - Electric starting system for an internal combustion engine (2021-12-07),

13. 11111896 - Starter motor with integrated solid state switch (2021-09-07),

14. 11105279 - On-demand generator starting system (2021-08-31),

15. 11053906 - Battery connections for battery start of internal combustion engines (2021-07-06),

Title: The Innovative Journey of Robert J. Koenen

Introduction: Robert J. Koenen, a talented inventor hailing from Pewaukee, Wisconsin, has made significant contributions to the world of innovations with his creative mind and dedication.

Latest Patents: Robert J. Koenen holds several patents in various fields, including technology, engineering, and healthcare. His recent patents focus on sustainable energy solutions and advanced medical devices.

Career Highlights: Throughout his illustrious career, Robert J. Koenen has worked with top research institutions and leading companies to bring his inventions to life. His innovative spirit and problem-solving skills have led to groundbreaking developments in the industry.

Collaborations: Robert J. Koenen has collaborated with renowned scientists, engineers, and designers to enhance the impact of his inventions. His ability to work in multidisciplinary teams has resulted in successful projects that have revolutionized their respective fields.

Conclusion: In conclusion, Robert J. Koenen stands as a beacon of innovation, continuously pushing the boundaries of what is possible through his inventive creations. His passion for creating a positive change in the world through his inventions is truly inspiring.