Natsuki Yoneyama

This inventor holds 7 USPTO granted patents and 3 published patent applications, plus 1 CIPO patent and 3 EPO patents. Top assignee: Ihi Corporation. Active years: 2014-2026.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Natsuki Yoneyama. Retrieved from https://idiyas.com/inventor/natsuki-yoneyama

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

USPTO Granted Patents = 7 (Patent Applications = 3)

% Patents Active = 57.1

CIPO Patents = 1

EPO Patents = 3 (Patent Applications = 5)

Average Co-Inventor Count = 5.2

ph-index = 1

Forward Citations = 5(Granted Patents)

Company Filing History:

6 out of 1,196

Ihi Corporation

patents

where one patent can have more than one assignee

Years Active: 2014-2026

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7 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 12658750 - Motor rotor with fractured magnet (2026-06-16),

2. 12603203 - Method of manufacturing Sm—Fe—N magnet, Sm—Fe—N magnet, and motor having Sm—Fe—N magnet (2026-04-14),

3. 12424912 - Motor rotor with end ring (2025-09-23),

4. 12334779 - Rotor, electric motor, and rotor production method (2025-06-17),

5. 11264154 - Rare earth permanent magnet and rare earth permanent magnet manufacturing method (2022-03-01),

6. 10629343 - Rare earth permanent magnet and rare earth permanent magnet manufacturing method (2020-04-21),

7. 8622188 - Roller for in-furnace conveyance (2014-01-07),

Title: Natsuki Yoneyama: Innovator in Motor Technology

Introduction

Natsuki Yoneyama is a prominent inventor based in Tokyo, Japan. He has made significant contributions to the field of motor technology, holding a total of 7 patents. His innovative designs focus on enhancing the efficiency and functionality of electric motors.

Latest Patents

Yoneyama's latest patents include a motor rotor with an end ring and a rotor production method for electric motors. The motor rotor patent describes a design that features a shaft body, a cylindrical magnet, a protective layer, and an annular end ring. This configuration allows for improved stability and performance in motor applications. The rotor production method patent outlines a cylindrical magnet structure with tapered surfaces, bonded to a protective tube, ensuring durability and efficiency in electric motor design.

Career Highlights

Natsuki Yoneyama is currently employed at IHI Corporation, where he continues to develop innovative solutions in motor technology. His work has been instrumental in advancing the capabilities of electric motors, making them more efficient and reliable.

Collaborations

Yoneyama collaborates with Naoki Oiwa, a talented female engineer, to further enhance their projects and drive innovation within their field.

Conclusion

Natsuki Yoneyama's contributions to motor technology through his patents and collaborations highlight his role as a key innovator in the industry. His work continues to influence the development of more efficient electric motors, showcasing the importance of innovation in engineering.

Profile summary based on public USPTO records.