Oxford, OH, United States of America

S Douglas Marcum

This inventor holds 1 USPTO granted patent. Top assignee: Miami University. Active years: 1983.

IDiyas Innovation Intelligence. (2026). Inventor Profile: S Douglas Marcum. Retrieved from https://idiyas.com/inventor/s-douglas-marcum

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 = 4.0

ph-index = 1

Forward Citations = 9(Granted Patents)


Company Filing History:


Years Active: 1983

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1 patent (USPTO):Explore Patents

Title: S Douglas Marcum: Innovator in Electromagnetic Radiation Technology

Introduction

S Douglas Marcum is a notable inventor based in Oxford, OH (US). He has made significant contributions to the field of electromagnetic radiation technology. His innovative work has led to the development of a unique patent that showcases his expertise and creativity.

Latest Patents

Marcum holds a patent for a device known as the Collision Laser. This invention involves the use of electromagnetic radiation provided in a gas mixture that includes helium in the X(1) state and nitrogen in the Y(1) state. The process involves exciting helium atoms to a high population density and utilizing photons of suitable frequency to stimulate nitrogen molecules. This results in the emission of two photons at the same wavelength for each absorbed photon, ultimately amplifying electromagnetic radiation.

Career Highlights

S Douglas Marcum is affiliated with Miami University, where he continues to engage in research and development. His work has garnered attention for its innovative approach to electromagnetic radiation and its potential applications in various fields.

Collaborations

Throughout his career, Marcum has collaborated with esteemed colleagues such as William E Wells, Jr. and Lawrence W Downes. These partnerships have contributed to the advancement of his research and the successful development of his patent.

Conclusion

S Douglas Marcum is a distinguished inventor whose work in electromagnetic radiation technology has made a significant impact. His patent for the Collision Laser exemplifies his innovative spirit and dedication to advancing scientific knowledge.

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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