Bethesda, MD, United States of America

Donald M Caldwell

This inventor holds 1 USPTO granted patent. Top assignee: Intex Corporation. Active years: 1993.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Donald M Caldwell. Retrieved from https://idiyas.com/inventor/donald-m-caldwell

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 = 3.0

ph-index = 1

Forward Citations = 4(Granted Patents)


Company Filing History:


Years Active: 1993

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1 patent (USPTO):Explore Patents

Title: The Innovative Mind of Donald M Caldwell

Introduction

Donald M Caldwell is a notable inventor based in Bethesda, MD (US). He has made significant contributions to the field of technology, particularly with his innovative patent that focuses on the controlled rotation of spherical objects. His work has implications in various industries, showcasing the importance of precision in mechanical design.

Latest Patents

Caldwell holds a patent for an "Apparatus for controlled rotation of a sphere or ball for inspecting or testing." This apparatus is designed to rotate a spherical object using a unique suspension system that maintains the sphere's position relative to its center. The suspension means holds the sphere by contacting its surface at four spatially independent points. Each contact element can take various symmetrical shapes, such as spheres, cylinders, or cones. The apparatus includes a rotating drive means that imparts controlled movement to the sphere, allowing for precise manipulation of its rotational motion.

Career Highlights

Caldwell's career is marked by his work at Intex Corporation, where he has applied his inventive skills to develop advanced technologies. His dedication to innovation has led to the creation of solutions that enhance the functionality and efficiency of mechanical systems.

Collaborations

Throughout his career, Caldwell has collaborated with talented individuals such as Gordon C Oehler and Roy J Ricci. These partnerships have fostered a creative environment that encourages the exchange of ideas and the development of groundbreaking technologies.

Conclusion

Donald M Caldwell's contributions to the field of invention, particularly with his patent for a controlled rotation apparatus, highlight his innovative spirit and commitment to advancing technology. His work continues to inspire future inventors and engineers in their pursuit of excellence.

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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