Tokyo, Japan

Masaru Matsubayashi

This inventor holds 3 USPTO granted patents and 4 published patent applications. Top assignees: Nippon Telegraph and Telephone Corporation, Fujitsu Corporation, Kabushiki Kaisha Meidensha. Active years: 1996-2025.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Masaru Matsubayashi. Retrieved from https://idiyas.com/inventor/masaru-matsubayashi

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

USPTO Granted Patents = 3 

% Patents Active = 100.0

Average Co-Inventor Count = 4.5

ph-index = 1

Forward Citations = 26(Granted Patents)


Company Filing History:


Years Active: 1996-2025

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3 patents (USPTO):Explore Patents

Title: Masaru Matsubayashi: Innovator in Authentication and Communication Technologies

Introduction

Masaru Matsubayashi is a notable inventor based in Tokyo, Japan. He has made significant contributions to the fields of authentication and communication technologies. With a total of 3 patents, Matsubayashi has developed innovative solutions that enhance security and efficiency in data communication.

Latest Patents

Matsubayashi's latest patents include an authentication apparatus, an authentication method, and a program for generating a challenge in accordance with a state of challenge-response authentication with a client terminal. This authentication apparatus performs client terminal authentication through challenge-response methods. It includes one or more computers equipped with memory and processors that receive challenge requests, generate challenges, and transmit them to client terminals. The system can generate challenges using either a fixed method or a random method, depending on the state of the authentication apparatus.

Another significant patent is a communication apparatus designed to communicate with external devices over a network. This apparatus features a processor and memory that store program instructions. The processor calculates communication intervals for data and determines whether to communicate with external devices based on pre-set ranges. This innovation aims to reduce traffic while maintaining detection accuracy against unauthorized communication.

Career Highlights

Throughout his career, Matsubayashi has worked with prominent companies, including Nippon Telegraph and Telephone Corporation and Meidensha Corporation. His experience in these organizations has allowed him to refine his skills and contribute to groundbreaking technologies in the telecommunications sector.

Collaborations

Matsubayashi has collaborated with notable colleagues such as Takuma Koyama and Masashi Tanaka. These partnerships have fostered a creative environment that has led to the development of innovative solutions in their respective fields.

Conclusion

Masaru Matsubayashi's work in authentication and communication technologies showcases his dedication to innovation. His patents reflect a commitment to enhancing security and efficiency in data communication. His contributions continue to influence the industry and inspire future advancements.

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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