Melrose, MA, United States of America

Nickolai N Efremow

This inventor holds 1 USPTO granted patent. Top assignee: Massachusetts Institute of Technology. Active years: 1999.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Nickolai N Efremow. Retrieved from https://idiyas.com/inventor/nickolai-n-efremow

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 = 5.0

ph-index = 1

Forward Citations = 2(Granted Patents)


Company Filing History:


Years Active: 1999

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1 patent (USPTO):Explore Patents

Title: The Innovations of Nickolai N Efremow

Introduction

Nickolai N Efremow is a notable inventor based in Melrose, MA (US). He has made significant contributions to the field of electronics, particularly in the development of surface-emission cathodes. His innovative work has led to the granting of a patent that showcases his expertise and creativity.

Latest Patents

Nickolai N Efremow holds a patent for his invention titled "Surface-emission cathodes." This invention involves cathodes constructed in a way that allows for efficient acceleration of electrons after they are injected from a conductive contact. The design features a free surface that enhances electron movement, with specific properties that lower the barriers to tunneling and emission. Under applied potential, electrons are effectively injected and accelerated, leading to their emission into vacuum or injection into another medium.

Career Highlights

Throughout his career, Efremow has been associated with the Massachusetts Institute of Technology, where he has contributed to various research projects and innovations. His work in the field of surface-emission technology has positioned him as a key figure in advancing electronic components.

Collaborations

Nickolai N Efremow has collaborated with notable colleagues, including Michael W Geis and Kevin E Krohn. These partnerships have fostered a collaborative environment that encourages innovation and the sharing of ideas.

Conclusion

Nickolai N Efremow's contributions to the field of electronics, particularly through his patent on surface-emission cathodes, highlight his role as an influential inventor. His work continues to impact the development of advanced electronic technologies.

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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