Tokyo, Japan

Kyouji Takahara

This inventor holds 2 USPTO granted patents and 2 EPO patents. Top assignee: Hitachi, Ltd.. Active years: 2025.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Kyouji Takahara. Retrieved from https://idiyas.com/inventor/kyouji-takahara

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 = 2.4

ph-index = 1


Company Filing History:


Years Active: 2025

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2 patents (USPTO):Explore Patents

Title: Kyouji Takahara: Innovator in Railroad Vehicle Technology

Introduction

Kyouji Takahara is a prominent inventor based in Tokyo, Japan. He has made significant contributions to the field of railroad vehicle technology, holding a total of 2 patents. His innovative designs focus on improving the efficiency and performance of rail vehicles.

Latest Patents

Takahara's latest patents include advancements in railroad vehicle design. One of his notable inventions is a rail vehicle that features an underframe designed to enhance assembly while being lightweight and highly rigid. This rail vehicle incorporates a floor body structure that forms the floor surface and a bolster. The bolster consists of a first shape member located at the middle portion, which is formed by extrusion along the widthwise direction of the floor body structure. Additionally, a second shape member connects to the opposite end portions of the first shape member, also formed by extrusion, but along the lengthwise direction. Another significant patent is the body bolster structure for a railway vehicle, which secures a prescribed space between the bolster and the underframe. This design maintains the rigidity of the bolster structure while reducing weight and cost.

Career Highlights

Kyouji Takahara is associated with Hitachi, Ltd., a leading company in technology and engineering. His work at Hitachi has allowed him to focus on innovative solutions for the railroad industry. His contributions have been instrumental in advancing the design and functionality of rail vehicles.

Collaborations

Takahara has collaborated with notable coworkers, including Sota Kimura and Kimiyasu Yoshimura. Their teamwork has fostered an environment of innovation and creativity, leading to the development of cutting-edge technologies in the field.

Conclusion

Kyouji Takahara's work in railroad vehicle technology exemplifies the spirit of innovation. His patents reflect a commitment to enhancing the efficiency and performance of rail systems. Through his contributions, he continues to shape the future of 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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