Fenton, MI, United States of America

John W Riddel

This inventor holds 14 USPTO granted patents, primarily in Automotive Control Systems. Top assignee: Gm Global Technolgoy Operations, Inc.. Active years: 1976-1983.

IDiyas Innovation Intelligence. (2026). Inventor Profile: John W Riddel. Retrieved from https://idiyas.com/inventor/john-w-riddel

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

Calculating rank

% Patents Active = 100.0

Average Co-Inventor Count = 1.1

ph-index = 6

Forward Citations = 141(Granted Patents)


Company Filing History:


Years Active: 1976-1983

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Areas of Expertise:
Diesel Exhaust Cleaner
Road Speed Control
Flow Amplifier
Servo Motor
Pressure Control Valve
Cruise Control
Vacuum Latching
Temperature Responsive Switch
Differential Pressure
Vortex Chamber
Dump Valve Assembly
Orbital Vane Rotary Machine
14 patents (USPTO):Explore Patents

Title: Innovations by John W. Riddel: A Closer Look at His Contributions

Introduction: John W. Riddel, an innovative inventor based in Fenton, Michigan, has made significant contributions to the field of engineering with a total of 14 patents to his name. His work primarily focuses on enhancing vehicle performance and reducing harmful emissions, showcasing a commitment to both technological advancement and environmental responsibility.

Latest Patents: Among John W. Riddel's notable inventions are two recent patents that illustrate his ingenuity. The first is a diesel exhaust cleaner with a burner vortex chamber. This innovative system features an exhaust cleaner with a filter designed to remove particulates from the exhaust gas. It utilizes a fuel burner, strategically placed to supply the necessary heat for incinerating particulates collected on the filter. Additionally, a cyclone duct equipped with a vortex chamber helps improve combustion efficiency and evenly distribute heat, ensuring effective particulate incineration.

His second recent patent is a vehicle road speed control system with a flow amplifier. This sophisticated system generates a vacuum control signal through a transducer, which is transmitted to a flow amplifier. The flow amplifier then produces a positive pressure control signal that powers a servomotor, enabling precise control over the vehicle engine throttle to maintain the desired road speed.

Career Highlights: John W. Riddel's career has been marked by his tenure at Gm Global Technology Operations LLC, where he has been able to employ his expertise in engineering to develop these cutting-edge technologies. His work exemplifies the integration of advanced engineering principles to solve practical problems in the automotive industry.

Collaborations: Riddel has collaborated with notable peers, including Michael P. Murphy and John A. Carol, Jr. These partnerships enrich his projects and signify the collective effort required to push the boundaries of innovation within the field.

Conclusion: John W. Riddel's inventive spirit and dedication to creating efficient automotive solutions firmly establish him as a leading figure in his industry. His advancements not only contribute to vehicle performance but also promote sustainability, reflecting a forward-thinking approach in today’s engineering landscape. As he continues to innovate, his contributions will undoubtedly pave the way for future developments in automotive technology.

Profile summary based on public USPTO records.
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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