Yokohama, Japan

Yutaka Iwagaki

This inventor holds 2 USPTO granted patents, plus 1 CIPO patent. Top assignee: Fujitsu Corporation. Active years: 1990-2006.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Yutaka Iwagaki. Retrieved from https://idiyas.com/inventor/yutaka-iwagaki

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


% Patents Active = 50.0


Average Co-Inventor Count = 4.8

ph-index = 2

Forward Citations = 14(Granted Patents)


Location History:

  • Yokosuka, JP (1990)
  • Yokohama, JP (2006)

Company Filing History:


Years Active: 1990-2006

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2 patents (USPTO):Explore Patents

Title: Innovator Spotlight: Yutaka Iwagaki

Introduction: Yutaka Iwagaki is a notable inventor based in Yokohama, Japan, recognized for his contributions to the field of telecommunications. He has been awarded two patents that highlight his innovative approach towards improving network systems. His work at Fujitsu Corporation exemplifies the fusion of creativity and technology in the modern era.

Latest Patents: Among Yutaka Iwagaki's recent patents is the "Ring network and method for path interchange therein." This innovative system reduces processing requirements while managing faults and easing the operational load. It features multiple transmission apparatuses, each equipped with cross-connect and communication functions, allowing for efficient message transmission. A master transmission apparatus facilitates dynamic command inputs for switching modes, housing a path management database and decision units for optimally handling transmission paths.

Another significant patent is the “Duplex system of transmission lines in a loop network.” This design is particularly relevant for local area networks, autonomously recognizing transmission line faults and enabling swift, automatic network reconstruction. Each communication node incorporates a loop back circuit that responds to signal conditions, ensuring resilience in network operation.

Career Highlights: Yutaka Iwagaki currently works at Fujitsu Corporation, a leading technology company known for its advanced telecommunications products and solutions. His tenure here marks a collaborative effort to bring innovative networking solutions to fruition, enhancing the efficiency of communication systems.

Collaborations: Throughout his career, Iwagaki has had the privilege of collaborating with talented individuals like Kenzo Kobayashi and Mitsuyo Hasegawa. These partnerships have leveraged collective expertise to push the boundaries of technology and drive meaningful advancements in telecommunications.

Conclusion: Yutaka Iwagaki stands out as an influential figure in the realm of inventions and innovations. His patents underscore his commitment to refining network systems for better performance and reliability. As technology continues to evolve, the contributions of inventors like Iwagaki will undoubtedly shape the future landscape of telecommunications.

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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