Kagoshima, Japan

Manabu Yagi

This inventor holds 2 USPTO granted patents and 1 published patent application, plus 1 CIPO patent. Top assignee: Birumen Kagoshima Co., Ltd.. Active years: 2012-2014.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Manabu Yagi. Retrieved from https://idiyas.com/inventor/manabu-yagi-cxx5idyx

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

Calculating rank
USPTO Granted Patents = 2 

% Patents Active = 100.0


Average Co-Inventor Count = 3.0

ph-index = 1

Forward Citations = 6(Granted Patents)


Company Filing History:


Years Active: 2012-2014

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2 patents (USPTO):Explore Patents

Title: Manabu Yagi: Innovator in Wind Power Technology

Introduction

Manabu Yagi is a notable inventor based in Kagoshima, Japan. He has made significant contributions to the field of renewable energy, particularly in wind power generation. With a total of 2 patents to his name, Yagi's work focuses on enhancing the efficiency and performance of wind power systems.

Latest Patents

Yagi's latest patents include a wind power generator that features a first power generator with a rotor arranged coaxially with a rotation shaft. This generator produces electric power through the rotor's rotation. Additionally, it incorporates a flywheel that is also coaxial with the rotation shaft, which engages through a one-way clutch. This design allows the flywheel to rotate integrally with the rotation shaft during speed increases and to separate during speed reductions, thus rotating inertially. Furthermore, a second power generator is included, which generates electric power by rotating with the flywheel. The output portion of this system allows for external output of the generated electric power.

Another innovative patent by Yagi is a windmill designed for a wind power generator. This windmill features a biasing unit, a spindle member, and a link mechanism that adjusts the angle of the blades in three stages. The first stage aligns the blades nearly parallel to the wind for easy rotation in light winds. The second stage positions the blades nearly perpendicular to the wind for optimal rotation at high speeds. The third stage allows the blades to return to a nearly parallel position to prevent excessive rotation in strong winds. This design eliminates the need for electrical control, providing excellent starting performance and cost-effective excessive rotation control.

Career Highlights

Manabu Yagi is currently employed at Birumen Kagoshima Co., Ltd., where he continues to develop innovative solutions in wind power technology. His work is characterized by a commitment to improving renewable energy systems and making them more efficient.

Collaborations

Yagi collaborates with talented individuals such as Kazuki Nomoto and Kazuomi Nomoto, contributing to a dynamic work environment that fosters innovation and creativity.

Conclusion

Manabu Yagi's contributions to wind power technology exemplify his dedication to renewable energy innovation. His patents reflect a deep understanding of engineering principles and a commitment to enhancing the efficiency of wind power 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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