Hitachinaka, Japan

Kihachirou Matsumoto

This inventor holds 3 USPTO granted patents. Top assignee: Hitachi Koki Co., Ltd.. Active years: 1993-2003.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Kihachirou Matsumoto. Retrieved from https://idiyas.com/inventor/kihachirou-matsumoto

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

Calculating rank

% Patents Active = 66.7

Average Co-Inventor Count = 2.3

ph-index = 3

Forward Citations = 59(Granted Patents)


Location History:

  • Katsuta, JP (1993)
  • Hitachinaka, JP (2002 - 2003)

Company Filing History:


Years Active: 1993-2003

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3 patents (USPTO):Explore Patents

Title: Kihachirou Matsumoto: Innovator in Portable Saw Technology

Introduction

Kihachirou Matsumoto is a notable inventor based in Hitachinaka, Japan. He has made significant contributions to the field of portable saw technology, holding a total of 3 patents. His innovative designs have improved the functionality and safety of portable circular saws.

Latest Patents

Matsumoto's latest patents include a portable circular saw that features a unique design. This saw includes a base with a saw blade that projects downward. A saw-blade cover conceals part of the saw blade, and a projection on the cover directs the flow of chips away from the user. The design ensures that chips fly from the point of intersection along a specific direction, enhancing user safety. Another notable invention is the portable electric circular saw, which further showcases his expertise in this area.

Career Highlights

Kihachirou Matsumoto is associated with Hitachi Koki Co., Ltd., a company known for its high-quality power tools. His work has been instrumental in advancing the technology behind portable saws, making them more efficient and user-friendly.

Collaborations

Matsumoto has collaborated with talented coworkers such as Akira Onose and Junichi Suzuki. Their combined efforts have led to innovative solutions in the power tool industry.

Conclusion

Kihachirou Matsumoto's contributions to portable saw technology have made a lasting impact on the industry. His inventive spirit and dedication to safety continue to inspire future innovations.

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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