Kariya, Japan

Mitsumasa Inagaki

This inventor holds 1 USPTO granted patent. Top assignees: Asmo Co., Ltd., Nippondenso Co., Ltd.. Active years: 1991.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Mitsumasa Inagaki. Retrieved from https://idiyas.com/inventor/mitsumasa-inagaki

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

Calculating rank

% Patents Active = 100.0

Average Co-Inventor Count = 5.0

ph-index = 1

Forward Citations = 20(Granted Patents)


Company Filing History:


Years Active: 1991

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1 patent (USPTO):Explore Patents

Title: Mitsumasa Inagaki: Innovator of the Built-Up Stepping Motor

Introduction

Mitsumasa Inagaki is a notable inventor based in Kariya, Japan. He is recognized for his contributions to the field of motor technology, particularly through his innovative designs and patents. His work has significantly impacted the development of stepping motors, which are widely used in various applications.

Latest Patents

Inagaki holds a patent for a built-up stepping motor. This motor design features upper and lower housings, each containing an internal space and joined together with a support plate. The lower housing retains a stator and a rotor, while the upper housing includes a reduction gear that reduces the output speed of the motor. The rotor shaft extends through the support plate and meshes with a first gear of the reduction gear. Additionally, the design incorporates a shock-absorbing damper between two stator cores to prevent chattering, enhancing the motor's performance and reliability. He has 1 patent to his name.

Career Highlights

Throughout his career, Inagaki has worked with prominent companies in the automotive and electronics sectors. He has been associated with Asmo Co., Ltd. and Nippondenso Co., Ltd., where he contributed to various innovative projects and advancements in motor technology.

Collaborations

Inagaki has collaborated with notable colleagues, including Hideo Saji and Kazuhiro Takehara. Their teamwork has fostered an environment of innovation and creativity, leading to significant advancements in their respective fields.

Conclusion

Mitsumasa Inagaki's contributions to the development of stepping motors exemplify his innovative spirit and dedication to engineering. His patent for the built-up stepping motor showcases his ability to solve complex engineering challenges. Inagaki's work continues to influence the industry, and his legacy as an inventor remains significant.

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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