Anjo, Japan

Shunpei Yamaji

This inventor holds 6 USPTO granted patents and 2 EPO patents. Top assignee: Makita Corporation. Active years: 2017-2026.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Shunpei Yamaji. Retrieved from https://idiyas.com/inventor/shunpei-yamaji

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


% Patents Active = 83.3

 

Average Co-Inventor Count = 2.7

ph-index = 2

Forward Citations = 8(Granted Patents)


Company Filing History:


Years Active: 2017-2026

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6 patents (USPTO):Explore Patents

Title: Innovations by Inventor Shunpei Yamaji

Introduction: Shunpei Yamaji, a talented inventor located in Anjo, Japan, has made significant contributions to the field of power tools. With a total of five patents to his name, he has focused on innovations that enhance the functionality and safety of electric power tools.

Latest Patents: Among his latest inventions, Yamaji has developed a pattern of innovative tools that feature advanced detection and safety mechanisms. One of his notable patents is for a tool with accessory detection, which includes a power tool such as a grinder. This patent outlines a design that integrates a prime mover, a power-transmission mechanism, and a tool-accessory retaining part that enhances the usability of detachable accessories. It utilizes a detection sensor that monitors the movement of a link member, responding to the mounting and demounting of accessories through a non-contact sensor device. Additionally, his electric power tool patent describes an electric power tool with safety features that prohibit motor rotation when the handle is not actively gripped by the user, ensuring enhanced user safety during operation.

Career Highlights: Shunpei Yamaji has built an impressive career at Makita Corporation, where he has been instrumental in the development of innovative power tools. His work has not only improved existing products but has also paved the way for new advances in safety and efficiency within the industry.

Collaborations: Throughout his career, Yamaji has collaborated with talented coworkers including Takayoshi Endo and Hiroki Kaneko. Together, they have contributed to innovative projects that have expanded the capabilities of power tools and addressed the evolving needs of users.

Conclusion: Shunpei Yamaji exemplifies the spirit of innovation in the power tool industry. His commitment to enhancing user safety and improving tool functionality is evident in his patents, which showcase cutting-edge technology. As he continues to innovate, his contributions will undoubtedly have a lasting impact on the evolution of power tools.

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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