Hitachiota, Japan

Ryukichi Takahashi

This inventor holds 6 USPTO granted patents. Top assignees: Hitachi, Ltd., Hitachi Cable, Inc.. Active years: 1992-1997.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Ryukichi Takahashi. Retrieved from https://idiyas.com/inventor/ryukichi-takahashi

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 = 3.9

ph-index = 3

Forward Citations = 39(Granted Patents)


Location History:

  • Hitachi, JP (1993)
  • Hitachiota, JP (1992 - 1997)
  • Hitachioota, JP (1997)

Company Filing History:


Years Active: 1992-1997

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6 patents (USPTO):Explore Patents

Title: Ryukichi Takahashi: Innovator in Superconducting Technology

Introduction

Ryukichi Takahashi is a prominent inventor known for his contributions to superconducting technology. He is based in Hitachiota, Japan, and has been awarded a total of 6 patents throughout his career. His work focuses on enhancing the performance of superconductors, particularly in high magnetic field applications.

Latest Patents

One of his latest patents involves a Nb₃Al group superconductor containing ultrafine Nb₂Al. The objective of this invention is to achieve a Nb₃Al group superconductor with a high critical current density across a wide range of magnetic fields, including levels as high as 20 T. The manufacturing methods described in his patents detail a process for creating Nb₃Al phase through a diffusion reaction of Nb₂Al phase and Nb phase. This process allows for the homogeneous dispersion of Nb₂Al phase within the Nb₃Al phase, serving as magnetic flux pinning centers for high magnetic fields. The invention promises to generate high magnetic fields economically and compactly, making it particularly beneficial for nuclear fusion apparatuses of magnetic confinement types.

Career Highlights

Throughout his career, Ryukichi Takahashi has worked with notable companies such as Hitachi, Ltd. and Hitachi Cable, Inc. His expertise in superconducting materials has positioned him as a key figure in the field of advanced materials and engineering.

Collaborations

Takahashi has collaborated with esteemed colleagues, including Fumio Iida and Naofumi Tada, contributing to the advancement of superconducting technologies.

Conclusion

Ryukichi Takahashi's innovative work in superconducting technology has made significant strides in the field, particularly with his recent patents aimed at enhancing the performance of superconductors in high magnetic fields. His contributions continue to influence advancements in nuclear fusion and other high-tech applications.

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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