Santa Rosa, CA, United States of America

Ronald D Stewart

This inventor holds 1 USPTO granted patent. Top assignee: Hewlett-Packard Company. Active years: 1987.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Ronald D Stewart. Retrieved from https://idiyas.com/inventor/ronald-d-stewart-3tc7h9xn

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: 1987

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1 patent (USPTO):Explore Patents

Title: Innovations of Ronald D Stewart: A Pioneer in Vector Network Analyzers

Introduction

Ronald D Stewart is an esteemed inventor based in Santa Rosa, California, recognized for his significant contributions to the field of precision measurement systems. With a focus on enhancing testing capabilities in laboratory and automated production environments, his work exemplifies innovation in engineering and technology.

Latest Patents

Stewart holds a notable patent for a Vector Network Analyzer with an integral processor. This device is engineered for a vast array of applications, ensuring precision in measurements and testing. It introduces new measurement capabilities, an improved user experience, and nearly complete automation. Key features of the analyzer include coordinated communications between subsystem modules, real-time two-channel precision vector measurements with internal error correction, a wide frequency range from RF to millimeter bands, combined time and frequency domain analysis and display, and support for both swept and step frequency modes. Additionally, it allows for user definable test functions and calibration device sets, representing a significant advancement in vector measurement technology.

Career Highlights

Stewart's career is most closely tied to Hewlett-Packard Company, where he has made impactful strides in technology development. His work there has paved the way for innovations that have set industry standards in measurement and testing equipment.

Collaborations

Throughout his career, Ronald D Stewart has collaborated with esteemed colleagues such as S Bruce Donecker and Wayne L Frederick. These partnerships have fostered a creative environment, leading to advancements that enhance the functionality and efficiency of modern technological tools.

Conclusion

In summary, Ronald D Stewart stands out as a notable inventor whose work on the Vector Network Analyzer has transformed precision measurement processes. His contributions to Hewlett-Packard Company and collaborative efforts with fellow engineers illustrate the profound impact of teamwork in fostering innovation. His achievements continue to influence the industry, representing the essence of inventive spirit and technological progress.

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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