Daito, Japan

Eisaku Nakai

This inventor holds 5 USPTO granted patents and 1 published patent application and 4 EPO patents. Top assignee: Nikken Kosakusho Works, Ltd.. Active years: 2005-2026.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Eisaku Nakai. Retrieved from https://idiyas.com/inventor/eisaku-nakai

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

Calculating rank
USPTO Granted Patents = 5 

% Patents Active = 100.0

 

Average Co-Inventor Count = 3.3

ph-index = 3

Forward Citations = 34(Granted Patents)


Location History:

  • Osaka, JP (2005)
  • Daito, JP (2014 - 2016)

Company Filing History:


Years Active: 2005-2026

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5 patents (USPTO):Explore Patents

Title: The Innovative Contributions of Eisaku Nakai

Introduction

Eisaku Nakai is a notable inventor based in Daito, Japan. He has made significant contributions to the field of tool design, particularly in the development of end mills and tool holders. With a total of four patents to his name, Nakai's work reflects a commitment to enhancing manufacturing processes.

Latest Patents

Nakai's latest patents include a tool holder that features flat surfaces formed at various circumferential positions on the shank portion of an end mill. These flat surfaces are designed to abut against side lock bolts attached to the body of the tool holder, ensuring a secure fit. Additionally, he has developed an end mill and shank structure that incorporates similar design principles, further improving the functionality and reliability of these tools.

Career Highlights

Eisaku Nakai is currently employed at Nikken Kosakusho Works, Ltd., where he continues to innovate and refine tool designs. His work has been instrumental in advancing the capabilities of machining tools, making them more efficient and user-friendly.

Collaborations

Nakai has collaborated with esteemed colleagues such as Suguru Maemura and Masahiro Taguchi. These partnerships have fostered a creative environment that encourages the exchange of ideas and the development of cutting-edge technologies.

Conclusion

Eisaku Nakai's contributions to the field of tool design exemplify the spirit of innovation. His patents and collaborative efforts have significantly impacted the manufacturing industry, showcasing the importance of continuous improvement in technology.

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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