Saitama, Japan

Takuya Kojima

This inventor holds 3 USPTO granted patents and 3 published patent applications and 1 EPO patent. Top assignees: Nec Corporation, Dowa Electronics Materials Co., Ltd.. Active years: 2012-2025.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Takuya Kojima. Retrieved from https://idiyas.com/inventor/takuya-kojima-ktiabxjn

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

USPTO Granted Patents = 3 

% Patents Active = 100.0

 

Average Co-Inventor Count = 1.7

ph-index = 1


Company Filing History:


Years Active: 2012-2025

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3 patents (USPTO):Explore Patents

Title: The Innovative Mind of Takuya Kojima

Introduction

Takuya Kojima, an accomplished inventor based in Saitama, Japan, has made significant contributions to the field of mobile technology. With a total of two patents to his name, Kojima is celebrated for his innovative designs that enhance communication devices, specifically in the realm of folding mobile phones and cellular technology.

Latest Patents

Kojima's latest inventions demonstrate a robust understanding of both functionality and design. His first patent pertains to a folding mobile phone, which addresses antenna characteristics. This device includes an upper housing, a lower housing, and a unique hinge unit. The main antenna is strategically located near the hinge of the lower housing, while the sub-antenna is positioned at its lower end. The innovation lies in the control unit, which selects the antenna to be used. Additionally, an upper-and-lower-connections switching circuit enhances the electrical connection between the upper and lower circuit boards, optimizing antenna performance for improved communication quality.

The second patent features a cellular phone that boasts an upper casing equipped with an LCD panel and a lower casing with key pads. The design includes first and second control plates that reflect electromagnetic waves, effectively enhancing signal quality. When the phone is fully unfolded, these plates maximize their projected areas, ensuring optimal performance.

Career Highlights

Kojima currently advances his career at NEC Corporation, a renowned company in the field of technology. His role involves working on the next generation of mobile communication devices, reflecting his deep commitment to innovation in telecommunications.

Collaborations

Throughout his career, Kojima has collaborated with notable colleagues, including Shinya Nakamura and Eiji Hankui. Together, they have contributed to the advancement of mobile technology and the development of cutting-edge solutions that address consumer needs in an ever-evolving market.

Conclusion

Takuya Kojima is a distinguished inventor whose work continues to shape the future of mobile communication. His innovative patents reflect not only his technical skill but also his vision for improving user experience with advanced technology. As he continues to develop new ideas at NEC Corporation, the impact of his inventions is sure to resonate within the field for years to come.

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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