Michigan City, IN, United States of America

Ronald W Marsh

This inventor holds 12 USPTO granted patents. Top assignees: Pullman Incorporated, Control Resource Systems, Inc.. Active years: 1976-1988.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Ronald W Marsh. Retrieved from https://idiyas.com/inventor/ronald-w-marsh-2fcjrkx7

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 = 1.7

ph-index = 5

Forward Citations = 71(Granted Patents)


Company Filing History:


Years Active: 1976-1988

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12 patents (USPTO):Explore Patents

Title: The Innovations of Ronald W. Marsh

Introduction

Renowned inventor Ronald W. Marsh, based in Michigan City, IN, has made significant contributions to the field of technology through his twelve patents. His innovative mindset has led to the development of groundbreaking inventions that enhance daily living and address practical challenges.

Latest Patents

Among his latest patents, the air purification system stands out. This system integrates with an air conditioning apparatus, featuring an air circulation system designed to improve air quality. It includes an inlet that draws air from a designated area and an outlet that returns purified air back to the circulation system. Moreover, the design also incorporates a superheating conduit that connects the inlet to the exhaust of the air conditioning unit, such as a furnace chimney, ensuring ultimate efficiency.

Another remarkable invention by Marsh is the stowable armrest table assembly. This innovative seat armrest assembly can be easily adjusted from an upright to a stowed position. The design features a support bar and a table portion that allows for smooth transition and stability. The retaining member, shaped to fit the internal contour of the sleeve, efficiently prevents unwanted axial rotation, thereby ensuring a seamless user experience.

Career Highlights

Throughout his career, Ronald W. Marsh has worked with esteemed organizations such as Pullman Incorporated and Control Resource Systems, Inc. These companies have provided him with a platform to realize his inventive ideas and contribute to various projects within the industry.

Collaborations

Marsh has collaborated with notable individuals such as Jack E. Gutridge and Grant M. Newbury, further enriching his professional journey. These collaborations have not only fostered creativity but have also propelled innovation in the projects they worked on together.

Conclusion

Ronald W. Marsh's dedication to innovation and invention is evident through his successful patent portfolio. His contributions, particularly in air purification and ergonomic solutions, have a lasting impact on technology and design. As an inventive mind, Marsh continues to inspire others in the field, driving the quest for practical solutions that improve everyday life.

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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