Tokyo, Japan

Hiromitsu Nagarekawa

This inventor holds 1 USPTO granted patent and 1 published patent application. Top assignee: Hitachi, Ltd.. Active years: 2025.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hiromitsu Nagarekawa. Retrieved from https://idiyas.com/inventor/hiromitsu-nagarekawa

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

Calculating rank
USPTO Granted Patents = 1 

% Patents Active = 100.0

Average Co-Inventor Count = 6.0

ph-index = 1


Company Filing History:


Years Active: 2025

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1 patent (USPTO):Explore Patents

Title: Hiromitsu Nagarekawa: Innovator in Rail Vehicle Design

Introduction

Hiromitsu Nagarekawa is a notable inventor based in Tokyo, Japan. He has made significant contributions to the field of rail vehicle design, showcasing his innovative spirit through his patented inventions. His work reflects a commitment to enhancing the functionality and safety of rail vehicles.

Latest Patents

Nagarekawa holds a patent for a rail vehicle that features a unique roof structure, side structure, gable end structure, and an underframe. The underframe is designed from a hollow shaped member, which includes a first upper side face plate, a first lower side face plate, a second upper side face plate, a second lower side face plate, a third upper side face plate, and a third lower side face plate. This intricate design aims to improve the overall performance and durability of rail vehicles. He has 1 patent to his name.

Career Highlights

Nagarekawa is associated with Hitachi, Ltd., a leading company in technology and engineering. His role at Hitachi has allowed him to work on cutting-edge projects that push the boundaries of rail vehicle technology. His dedication to innovation has earned him recognition within the industry.

Collaborations

Throughout his career, Nagarekawa has collaborated with talented individuals such as Hideyuki Nakamura and Mitsuo Iwasaki. These collaborations have fostered a creative environment that encourages the exchange of ideas and expertise.

Conclusion

Hiromitsu Nagarekawa is a distinguished inventor whose work in rail vehicle design exemplifies innovation and engineering excellence. His contributions continue to influence the industry and inspire future advancements in transportation 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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