Iwatsuki, Japan

Kastumi Nagai

This inventor holds 2 USPTO granted patents. Top assignee: Hokkai Can Co., Ltd.. Active years: 1980-1981.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Kastumi Nagai. Retrieved from https://idiyas.com/inventor/kastumi-nagai

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 = 8(Granted Patents)


Company Filing History:


Years Active: 1980-1981

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2 patents (USPTO):Explore Patents

Title: The Innovations of Kastumi Nagai

Introduction

Kastumi Nagai is a notable inventor based in Iwatsuki, Japan. He has made significant contributions to the field of can body forming processes, holding a total of 2 patents. His work focuses on enhancing the accuracy and efficiency of can manufacturing.

Latest Patents

Nagai's latest patents include a process for forming can bodies and the equipment necessary for this process. The first patent describes a method where the cooling action is applied only to the lower part of the can forming cylinder. This innovation allows the joining portions at the opposite ends of a can body blank to be joined without undergoing internal strain, resulting in higher forming accuracy. The second patent reiterates this process, emphasizing the importance of the cooling action in achieving optimal results in can body formation.

Career Highlights

Kastumi Nagai is associated with Hokkai Can Co., Ltd., where he has been instrumental in developing advanced can manufacturing techniques. His expertise in the field has led to improvements in production efficiency and product quality.

Collaborations

Nagai has worked alongside talented colleagues such as Yuzo Takahashi and Yoshinari Maeda, contributing to a collaborative environment that fosters innovation and creativity.

Conclusion

Kastumi Nagai's contributions to can body forming processes exemplify the impact of innovative thinking in manufacturing. His patents reflect a commitment to enhancing production techniques, ensuring higher accuracy and efficiency in the industry.

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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