Lexington, MA, United States of America

Philip Marshall

This inventor holds 6 USPTO granted patents. Top assignee: M/rad Corporation. Active years: 1978-1994.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Philip Marshall. Retrieved from https://idiyas.com/inventor/philip-marshall-95e3gfhb

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 = 1.5

ph-index = 6

Forward Citations = 98(Granted Patents)


Company Filing History:


Years Active: 1978-1994

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6 patents (USPTO):Explore Patents

Title: The Innovative Contributions of Philip Marshall

Introduction

Philip Marshall is a notable inventor based in Lexington, MA (US). He has made significant contributions to the field of vibration testing and isolation systems. With a total of 6 patents to his name, his work has advanced the technology used in various applications.

Latest Patents

One of his latest patents is the "Vibration Test Fixture." This apparatus is designed to apply three equal mutually-orthogonal vibration forces to at least two test objects simultaneously. The fixture is adaptable for attachment to a conventional shaker table or sliptable, ensuring that the input vibration force is effectively translated into the required forces along the X, Y, and Z axes of each test object. Another significant patent is the "Active Vibration Isolation System." This system utilizes three groups of airbag springs to support a load while isolating it from vibrations. It features a servo-valve system for managing pressurized air and a damping system that includes shock absorbers to enhance stability in three mutually-orthogonal directions.

Career Highlights

Philip Marshall is currently associated with M/rad Corporation, where he continues to innovate and develop advanced technologies. His work has been instrumental in improving the reliability and accuracy of vibration testing and isolation.

Collaborations

Throughout his career, Philip has collaborated with notable colleagues such as Paul Ford and Albert Paul Laber. These partnerships have contributed to the successful development of his patented technologies.

Conclusion

Philip Marshall's innovative work in vibration testing and isolation systems has made a lasting impact on the industry. His patents reflect a commitment to advancing technology and improving testing methodologies.

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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