Ibaraki, Japan

Toshio Taguchi

This inventor holds 1 USPTO granted patent. Top assignee: Hitachi, Ltd.. Active years: 1992.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Toshio Taguchi. Retrieved from https://idiyas.com/inventor/toshio-taguchi-3l0ep1vf

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 = 6.0

ph-index = 1

Forward Citations = 5(Granted Patents)


Company Filing History:


Years Active: 1992

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1 patent (USPTO):Explore Patents

Title: The Innovative Contributions of Toshio Taguchi

Introduction

Toshio Taguchi is a notable inventor based in Ibaraki, Japan. He has made significant contributions to the field of electrical engineering, particularly in the development of control systems for synchronous machines. His work has implications for various applications, including electricity generation and motor systems.

Latest Patents

One of Taguchi's key patents is titled "System for controlling AC excited synchronous machine." This patent describes a control system designed for an AC excited synchronous machine used in electricity generator and motor systems. The system allows for variable-speed operation based on 2-axis current control, as well as constant exciting frequency operation based solely on direct-axis current component control. The innovative design includes a phase signal switching mechanism that ensures stable operation in both self-excited and rotary phase modifying modes. Additionally, the system provides synchronizing power to maintain a constant rotational speed during water pumping operations, showcasing its versatility and reliability.

Career Highlights

Toshio Taguchi is associated with Hitachi, Ltd., a leading company in technology and engineering. His work at Hitachi has allowed him to contribute to advancements in electrical systems and control technologies. With a focus on practical applications, Taguchi's innovations have enhanced the performance and efficiency of synchronous machines.

Collaborations

Throughout his career, Taguchi has collaborated with esteemed colleagues such as Akira Bando and Shigehiro Kayukawa. These partnerships have fostered a collaborative environment that encourages innovation and the sharing of ideas.

Conclusion

Toshio Taguchi's contributions to the field of electrical engineering, particularly through his patent for controlling AC excited synchronous machines, highlight his role as a significant inventor. His work continues to influence the development of efficient and reliable electrical systems.

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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