Kyoto, Japan

Kenichiro Hamagishi

This inventor holds 9 USPTO granted patents and 6 EPO patents. Top assignee: Nidec Corporation. Active years: 2011-2025.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Kenichiro Hamagishi. Retrieved from https://idiyas.com/inventor/kenichiro-hamagishi

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


% Patents Active = 66.7

 

Average Co-Inventor Count = 2.8

ph-index = 4

Forward Citations = 55(Granted Patents)


Company Filing History:


Years Active: 2011-2025

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9 patents (USPTO):Explore Patents

Title: Kenichiro Hamagishi: Innovator in Motor Technology

Introduction

Kenichiro Hamagishi is a noted inventor based in Kyoto, Japan, recognized for his contributions to motor and drive apparatus technology. With a remarkable portfolio of nine patents, Hamagishi stands as a figure of innovation in his field, continually pushing the boundaries of motor engineering.

Latest Patents

Hamagishi's latest innovations include two significant patents that demonstrate his expertise in enhancing motor performance. The first patent features a motor and drive apparatus equipped with a conductive bearing. This design involves a motor housing with a bearing holder that secures a first bearing while accommodating a rotor and stator. It also incorporates a second bearing within the motor shaft that possesses lower electric resistance than the first bearing. This conductive member effectively establishes an electrical connection between the second bearing and the motor housing, offering improved efficiency.

The second patent focuses on a motor with a seal member featuring first and second seal portions fitted through an inclined surface. This innovation includes a cylindrical housing, an armature, and a brush card assembly. The seal member, made from elastomer, ensures a secure fit and enhances the durability of the motor, thereby refining its overall functionality.

Career Highlights

Kenichiro Hamagishi currently works at Nidec Corporation, a global leader in motor manufacturing. His dedication to research and development has consistently led to advancements in motor technologies, positioning him as a key contributor to the company's success.

Collaborations

Throughout his career, Hamagishi has collaborated with notable colleagues, including Yoshio Fujii and Hironori Kizaki. These partnerships have fostered a creative environment conducive to innovation, allowing for the exchange of ideas and the development of cutting-edge technology.

Conclusion

Kenichiro Hamagishi’s contributions to the field of motor technology are commendable, reflected in his numerous patents and collaborations. Through his dedication to innovation at Nidec Corporation, he continues to shape the future of motor design and engineering, leaving a lasting impact on the industry.

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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