Nagano, Japan

Kazuma Yamamoto

This inventor holds 3 USPTO granted patents and 1 published patent application. Top assignees: Nidec Instruments Corporation, Nidec Sankyo Corporation. Active years: 2024-2026.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Kazuma Yamamoto. Retrieved from https://idiyas.com/inventor/kazuma-yamamoto-e6zkcyor

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 = 1.6

ph-index = 1


Company Filing History:


Years Active: 2024-2026

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3 patents (USPTO):Explore Patents

Title: Kazuma Yamamoto: Innovator in Rotor Technology

Introduction

Kazuma Yamamoto is a notable inventor based in Nagano, Japan. He has made significant contributions to the field of motor technology, particularly with his innovative designs that enhance the efficiency and functionality of rotors.

Latest Patents

Kazuma Yamamoto holds a patent for a rotor, motor, and rotor manufacturing method. This invention addresses the issue of magnet scattering in motors. The rotor features a cylindrical magnet that allows a rotating shaft to pass through it. To prevent scattering, the design includes a first holder that covers the magnet from one side and a second holder that covers it from the opposite side. The magnet is securely press-fitted into the holders, which are then joined by welding. This innovative design ensures that the inner diameters of the holders are larger than the outer diameter of the magnet, providing a secure fit.

Career Highlights

Kazuma Yamamoto is currently employed at Nidec Sankyo Corporation, where he continues to develop cutting-edge technologies in motor design. His work has been instrumental in advancing the capabilities of electric motors, making them more efficient and reliable.

Collaborations

Kazuma collaborates with talented coworkers, including Masahiro Kosuge and Masato Gomyo. Their combined expertise contributes to the innovative environment at Nidec Sankyo Corporation.

Conclusion

Kazuma Yamamoto's contributions to rotor technology exemplify the spirit of innovation in the field of motor design. His patent reflects a commitment to improving efficiency and functionality in electric motors.

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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