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For the Inventor, By the Inventor

Mount Prospect, IL, United States of America

John C Nielsen

This inventor holds 1 USPTO granted patent. Top assignee: Illinois Tool Works Inc.. Active years: 1985.

IDiyas Innovation Intelligence. (2026). Inventor Profile: John C Nielsen. Retrieved from https://idiyas.com/inventor/john-c-nielsen-2k2mf7xw

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

USPTO Granted Patents = 1

% Patents Active = 100.0

Average Co-Inventor Count = 2.0

ph-index = 1

Forward Citations = 15(Granted Patents)


Company Filing History:

goldMedal1 out of 7,884 
 
Illinois Tool Works Inc.
 patents

Years Active: 1985

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1 patent (USPTO):Explore Patents
1. 4545126 - Method and apparatus for checking toothed articles (1985-10-08),

Title: John C Nielsen - Innovator in Spline Measurement Technology

Introduction

John C Nielsen is an accomplished inventor based in Mt. Prospect, IL (US). He has made significant contributions to the field of mechanical engineering, particularly in the area of spline measurement technology. His innovative approach has led to the development of a unique method and apparatus for checking toothed articles.

Latest Patents

Nielsen holds a patent for a "Method and apparatus for checking toothed articles." This invention focuses on the inspection of splines, which are crucial components in various mechanical systems. The patented method involves a cradle that rotatably supports a spline, with a pair of discs engaging the teeth of the spline. One disc is axially moveable while the other is fixed, allowing for precise monitoring of relative movement to provide span measurements. This information is essential for sorting splines based on their deviation from designed dimensions. Nielsen's patent is a testament to his innovative thinking and technical expertise, with 1 patent to his name.

Career Highlights

John C Nielsen is currently employed at Illinois Tool Works Inc., a company known for its diverse industrial products and solutions. His role at the company allows him to apply his inventive skills in a practical setting, contributing to advancements in manufacturing and engineering processes.

Collaborations

Nielsen has worked alongside his coworker, Henry J Flair, who shares a commitment to innovation and excellence in their field. Their collaboration has likely fostered an environment of creativity and problem-solving, leading to further advancements in their respective projects.

Conclusion

John C Nielsen's contributions to spline measurement technology exemplify the spirit of innovation. His patented method not only enhances the accuracy of spline inspections but also showcases his dedication to improving engineering practices. Through his work at Illinois Tool Works Inc., Nielsen continues to make a significant impact in the industry.

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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