Brimfield, IL, United States of America

John L Johnson

This inventor holds 8 USPTO granted patents. Top assignees: Caterpillar Inc., Caterpillar Tractor Co.. Active years: 1979-1998.

IDiyas Innovation Intelligence. (2026). Inventor Profile: John L Johnson. Retrieved from https://idiyas.com/inventor/john-l-johnson-hc2lod39

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


% Patents Active = 100.0

Average Co-Inventor Count = 1.6

ph-index = 5

Forward Citations = 72(Granted Patents)


Company Filing History:


Years Active: 1979-1998

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8 patents (USPTO):Explore Patents

Title: Innovations of John L Johnson

Introduction

John L Johnson is a notable inventor based in Brimfield, Illinois, with a remarkable portfolio of eight patents. His work primarily focuses on advancements in engine control systems and compression braking systems, showcasing his commitment to improving engine efficiency and reducing waste.

Latest Patents

Among his latest patents is an "Apparatus and method for burning spent lubricating oil in an internal combustion engine." This invention aims to decrease the amount of waste oil that must be disposed of by automatically burning spent oil based on engine speed. Another significant patent is for a "Four cycle engine with two cycle compression braking system." This innovative braking system opens one inlet valve and one outlet valve in response to the actuation of the injector unit rocker arm, effectively deactivating the exhaust valve rocker arm. This design eliminates elements of previously utilized compression braking systems, providing a more efficient solution for four-cycle engines.

Career Highlights

Throughout his career, John has worked with prominent companies such as Caterpillar Inc. and Caterpillar Tractor Co. His contributions to these organizations have significantly impacted the development of engine technologies.

Collaborations

John has collaborated with notable coworkers, including Robert M Vize and Noel D Wiggins, further enhancing his innovative projects and expanding his expertise in the field.

Conclusion

John L Johnson's contributions to engine technology through his patents and collaborations highlight his role as a significant inventor in the industry. His work continues to influence advancements in engine efficiency and waste reduction.

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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