Chiryu, Japan

Masahiro Katoh

This inventor holds 25 USPTO granted patents, primarily in Rotary Electric Machines. Top assignees: Denso Corporation, Nippondenso Co., Ltd.. Active years: 1997-2009.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Masahiro Katoh. Retrieved from https://idiyas.com/inventor/masahiro-katoh

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


% Patents Active = 76.0

Average Co-Inventor Count = 2.8

ph-index = 7

Forward Citations = 169(Granted Patents)


Location History:

  • Kariya, JP (1998)
  • Chiryu, JP (1997 - 2009)

Company Filing History:


Years Active: 1997-2009

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Areas of Expertise:
Starter
Rotary Electric Machine
Yoke Manufacturing
Electromagnetic Switch
Shock Absorber
Planetary Gear Device
Insulation Bond
Engine Starting Method
Current Supply Circuit
Resilient Shift Lever
Brush Fabrication
Imbalance Reduction
25 patents (USPTO):Explore Patents

Title: Masahiro Katoh: Innovator from Chiryu, Japan

Introduction

Masahiro Katoh is a prominent inventor based in Chiryu, Japan, known for his significant contributions to the field of engineering and technology. With an impressive portfolio of 25 patents, Katoh has made remarkable advancements, particularly in the automotive and electrical machinery sectors.

Latest Patents

Among his latest innovations is the "Starter with Intermediate Gear," which features a design that includes a front bearing with a mounting hole to support the intermediate shaft and a retaining hole that secures the shaft against removal from the housing. This inventive approach enhances the reliability of the starter mechanism.

Another notable patent is the "Method of Manufacturing Yoke of Rotary Electric Machine." This method consists of cutting a steel plate into a rectangular sheet, which can then be rolled into a cylinder shape. This technique employs a design that allows for the seamless integration of dovetail convexities, resulting in a smooth-faced yoke manufactured without expensive welding processes.

Career Highlights

Masahiro Katoh has had a successful career, having worked with notable companies such as Denso Corporation and Nippondenso Co., Ltd. His experience in these organizations allowed him to hone his skills and contribute to various innovative projects.

Collaborations

Throughout his career, Katoh has collaborated with several talented individuals, including his coworkers Masami Niimi and Mikio Saito. These collaborations have not only enriched his work experience but also contributed to the development of cutting-edge technologies.

Conclusion

Masahiro Katoh exemplifies the spirit of innovation and dedication in the field of engineering. His numerous patents and collaborative efforts highlight his commitment to advancing technology. With a noteworthy career marked by creativity and problem-solving, Katoh continues to inspire future inventors and engineers in Japan and beyond.

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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