Lexington, KY, United States of America

James Edward Nichols

This inventor holds 1 USPTO granted patent. Top assignee: Lexmark International, Inc.. Active years: 2002.

IDiyas Innovation Intelligence. (2026). Inventor Profile: James Edward Nichols. Retrieved from https://idiyas.com/inventor/james-edward-nichols

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 = 5.0

ph-index = 1


Company Filing History:


Years Active: 2002

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1 patent (USPTO):Explore Patents

Title: James Edward Nichols - Innovator in Magnetic Roll Testing

Introduction

James Edward Nichols is a notable inventor based in Lexington, KY (US). He has made significant contributions to the field of magnetic roll testing through his innovative designs and patents. His work focuses on enhancing the accuracy and reliability of testing apparatuses used in various applications.

Latest Patents

James Edward Nichols holds a patent for a "Rod and apparatus for calibrating magnetic roll testing apparatus." This invention features a calibration rod equipped with a grooved track and a testing apparatus designed for magnetic rolls. The apparatus produces an accurate homing location and probe-to-probe reference for repeated test verification at multiple testing locations. The grooved track calibration rod can be transported to different equipment to ensure consistent performance. It improves accuracy, incorporates temperature compensation, and utilizes a circumferential drive movement from one end of a roll magnet. This design verifies angular position from the opposite end, eliminating angular inaccuracies caused by twisting during clamping. A high-order polynomial curve fit of the data determines the true value of the Gauss level being measured during a 360-degree revolution. The apparatus accurately measures magnetic differences that define variations in probe operation, matching the values of other probes to a master reference probe while eliminating twist that can affect pole location accuracy.

Career Highlights

James Edward Nichols is currently associated with Lexmark International, Inc., where he continues to apply his expertise in developing innovative solutions. His work has significantly impacted the efficiency and accuracy of magnetic roll testing.

Collaborations

Throughout his career, Nichols has collaborated with talented individuals such as Wayne Gerard Fieseler and Mark Duane Foster. These collaborations have contributed to the advancement of technology in their field.

Conclusion

James Edward Nichols is a distinguished inventor whose work in magnetic roll testing has led to improved accuracy and reliability in testing apparatuses. His innovative patent reflects his commitment to advancing technology in this area.

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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