Toyama, Japan

Takumi Itagawa

This inventor holds 1 USPTO granted patent. Top assignee: Ykk Corporation. Active years: 2008.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Takumi Itagawa. Retrieved from https://idiyas.com/inventor/takumi-itagawa

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


% Patents Active = 100.0

Average Co-Inventor Count = 6.0

ph-index = 1

Forward Citations = 3(Granted Patents)


Company Filing History:


Years Active: 2008

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1 patent (USPTO):Explore Patents

Title: The Innovative Mind of Takumi Itagawa

Introduction

Takumi Itagawa is a notable inventor based in Toyama-ken, Japan. He has made significant contributions to the field of fasteners, particularly with his innovative designs that enhance functionality and usability. His work is recognized for its practicality and effectiveness in everyday applications.

Latest Patents

Takumi Itagawa holds a patent for a slide fastener. This invention provides a fastener slider that includes an element main body made up of a base portion attached to a fastener tape, a neck portion, and an engaging head portion that expands in the tape length direction. The design incorporates stiffening means that allow the fastener stringer to bend when the elements are separated while inhibiting the fastener chain from bending when engaged. This unique configuration results in a rigid, linear or curved rod-like structure when the fastener elements are engaged, allowing for deformation in multiple directions. He has 1 patent to his name.

Career Highlights

Takumi Itagawa is currently employed at YKK Corporation, a leading company in the fastener industry. His role involves developing innovative solutions that improve the performance and reliability of fasteners. His expertise and creativity have made him a valuable asset to the company.

Collaborations

Throughout his career, Takumi has collaborated with talented individuals such as Yuji Kondo and Yasuaki Funo. These collaborations have fostered a creative environment that encourages the exchange of ideas and the development of groundbreaking inventions.

Conclusion

Takumi Itagawa's contributions to the field of fasteners exemplify the spirit of innovation. His patented slide fastener showcases his ability to combine functionality with advanced design. His work continues to influence the industry and inspire future inventors.

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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