Hachioji, Japan

Hiroshi Nakashima

This inventor holds 3 USPTO granted patents and 1 EPO patent. Top assignees: Central Japan Railway Company, Railway Technical Research Institute. Active years: 1990-2011.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hiroshi Nakashima. Retrieved from https://idiyas.com/inventor/hiroshi-nakashima-1lwj3xhf

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

Calculating rank

% Patents Active = 33.3


Average Co-Inventor Count = 3.8

ph-index = 1

Forward Citations = 28(Granted Patents)


Location History:

  • Hachioji, JP (1990 - 2011)
  • Nagoya, JP (2011)

Company Filing History:


Years Active: 1990-2011

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3 patents (USPTO):Explore Patents

Title: Hiroshi Nakashima: Innovator in Superconductivity

Introduction

Hiroshi Nakashima is a notable inventor based in Hachioji, Japan. He has made significant contributions to the field of superconductivity, holding a total of 3 patents. His work focuses on innovative mechanisms that enhance the functionality of superconductive materials.

Latest Patents

Nakashima's latest patents include groundbreaking inventions such as the "Superconductivity Utilizing Support Mechanism" and the "Superconducting Magnetic Thrust Bearing with Integrated Dynamotor." The superconductivity utilizing support mechanism features a superconductive coil and a ferromagnetic body, designed to slide along the center axis of the coil. This mechanism allows for magnetic attraction that supports the coil and ferromagnetic body in a floating state. The superconducting magnetic thrust bearing integrates a dynamotor, featuring a U-shaped core that houses a superconducting coil, enabling rotation and axial movement while efficiently guiding magnetic flux.

Career Highlights

Throughout his career, Nakashima has worked with prominent organizations such as Central Japan Railway Company and the Railway Technical Research Institute. His experience in these institutions has allowed him to apply his innovative ideas in practical settings, contributing to advancements in railway technology and superconductivity.

Collaborations

Nakashima has collaborated with notable colleagues, including Michiaki Kubota and Junji Fujie. Their combined expertise has fostered a creative environment that has led to significant advancements in their respective fields.

Conclusion

Hiroshi Nakashima's contributions to superconductivity through his patents and collaborations highlight his role as a leading innovator in the field. His work continues to influence advancements in technology and engineering.

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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