Chichibu, Japan

Hideo Tamamura

This inventor holds 6 USPTO granted patents. Top assignees: Showa Denko K.k., Showa Denko Kabushiki Kaisha. Active years: 1990-2008.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hideo Tamamura. Retrieved from https://idiyas.com/inventor/hideo-tamamura-y6eqi6v2

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 = 1.2

ph-index = 2

Forward Citations = 17(Granted Patents)


Location History:

  • Chichibu, JP (1990 - 1992)
  • Chiba, JP (2006 - 2008)

Company Filing History:


Years Active: 1990-2008

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6 patents (USPTO):Explore Patents

Title: Hideo Tamamura: Innovator in Cerium-based Abrasives

Introduction

Hideo Tamamura is a notable inventor based in Chichibu, Japan. He has made significant contributions to the field of materials science, particularly in the development of cerium-based abrasives. With a total of 6 patents to his name, Tamamura's work has had a considerable impact on various industrial applications.

Latest Patents

Tamamura's latest patents focus on the production processes of cerium-based abrasives. One of his key inventions involves a mixed light rare earth compound obtained by chemically removing medium-to-heavy rare earth elements and impurities from an ore containing rare earth elements. This compound is fired at temperatures ranging from 500 to 1100°C to yield a mixed rare earth oxide. A cerium-based rare earth oxy-fluoride is then added to this oxide to create a mixture. The mixture undergoes a series of processes including wet-pulverization, drying, firing, disintegration, and classification, resulting in a high-quality cerium-containing abrasive.

Career Highlights

Throughout his career, Hideo Tamamura has worked with prominent companies such as Showa Denko K.K. and Showa Denko Kabushiki Kaisha. His experience in these organizations has allowed him to refine his expertise in materials science and innovation.

Collaborations

Tamamura has collaborated with various professionals in his field, including his coworker Naoki Bessho. These collaborations have contributed to the advancement of his research and the successful development of his patented technologies.

Conclusion

Hideo Tamamura's innovative work in cerium-based abrasives showcases his dedication to advancing materials science. His patents reflect a commitment to improving industrial processes and enhancing product quality.

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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