Ibaraki, Japan

Katashi Takebuchi

This inventor holds 2 USPTO granted patents. Top assignee: Tdk Corporation. Active years: 1995-1997.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Katashi Takebuchi. Retrieved from https://idiyas.com/inventor/katashi-takebuchi

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 = 2.7

ph-index = 2

Forward Citations = 54(Granted Patents)


Location History:

  • Ibaragi, JP (1995)
  • Ibaraki, JP (1997)

Company Filing History:


Years Active: 1995-1997

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2 patents (USPTO):Explore Patents

Title: The Innovations of Katashi Takebuchi

Introduction

Katashi Takebuchi is a prominent inventor based in Ibaragi, Japan. He has made significant contributions to the field of permanent magnets, holding a total of 2 patents. His work focuses on the development of advanced materials that enhance the performance of magnets used in various applications.

Latest Patents

Takebuchi's latest patents include innovative methods for preparing permanent magnets. One of his notable inventions involves a permanent magnet that contains R, T, and B as main ingredients, where R is a rare earth element, T is iron or a combination of iron and cobalt. This invention describes a process of compacting a mixture of primary phase-forming and grain boundary phase-forming master alloys, followed by sintering the compact. The primary phase-forming master alloy features columnar crystal grains with a mean grain size of 3-50 µm, while the grain boundary phase-forming master alloy consists of a crystalline alloy with specific compositions of rare earth elements and other metals. Another patent focuses on a master alloy for magnet production, which includes columnar crystal grains and R-enriched phases, ensuring high magnetic characteristics in the resulting sintered magnet.

Career Highlights

Katashi Takebuchi is associated with TDK Corporation, a leading company in electronic components and systems. His work at TDK has allowed him to push the boundaries of magnet technology, contributing to advancements that benefit various industries.

Collaborations

Takebuchi has collaborated with notable coworkers, including Koichi Yajima and Shinya Fujito. Their combined expertise has fostered an environment of innovation and creativity, leading to the development of cutting-edge technologies in the field of permanent magnets.

Conclusion

Katashi Takebuchi's contributions to the field of permanent magnets exemplify the spirit of innovation. His patents and work at TDK Corporation highlight the importance of research and development in advancing technology. Through his efforts, Takebuchi continues to influence the future of magnet 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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