Tokyo, Japan

Daiji Mitsunaga

This inventor holds 1 USPTO granted patent and 1 published patent application. Top assignee: Hitachi, Ltd.. Active years: 2016.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Daiji Mitsunaga. Retrieved from https://idiyas.com/inventor/daiji-mitsunaga

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

USPTO Granted Patents = 1 

Average Co-Inventor Count = 5.0

ph-index = 1

Forward Citations = 2(Granted Patents)


Company Filing History:


Years Active: 2016

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1 patent (USPTO):Explore Patents

Title: Daiji Mitsunaga: Innovator in Communication Systems

Introduction

Daiji Mitsunaga is a prominent inventor based in Tokyo, Japan, known for his contributions to communication technologies. With one patent to his name, he has made significant strides in the field, particularly in high-precision time synchronization methods.

Latest Patents

Mitsunaga's notable patent is titled "Communication system and time synchronization method." This innovative system addresses issues in extensive distribution networks that do not provide delay guarantees, functioning effectively as a relay network. The invention aims to avoid the influence of communication delay fluctuations to achieve high-precision time synchronization.

The patent features first and second delay control devices installed at junctions between communication networks and the relay network. These devices retain vital time information and set passing times for communication signals directed from a time dissemination device to a time receiving device and vice versa. Through prior measurement of communication delay times, this invention unifies the relay network passing times, eliminating uncertainties linked to communication time.

Career Highlights

Daiji Mitsunaga is currently employed by Hitachi, Ltd., a renowned company specializing in various technological advancements. His role in the organization has reinforced his dedication to innovation in communication systems.

Collaborations

Mitsunaga has collaborated with prominent colleagues, including Masahiko Mizutani and Hiroaki Nakazawa. Together, they have pushed the boundaries of research and development within their field, contributing to advancing communication technologies.

Conclusion

Daiji Mitsunaga remains a key figure in the realm of communication systems, continually working to refine and enhance methods for time synchronization. His invention promises to benefit various applications in communication networks, showcasing the impact of inventive solutions on modern technology.

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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