Gifu, Japan

Toshiyuki Muroi

This inventor holds 8 USPTO granted patents. Top assignees: Akechi Ceramics Kabushiki Kaisha, Akechi Ceramics, Akechi Ceramics Co., Ltd.. Active years: 1996-2003.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Toshiyuki Muroi. Retrieved from https://idiyas.com/inventor/toshiyuki-muroi

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 = 2.3

ph-index = 2

Forward Citations = 10(Granted Patents)


Location History:

  • Gifu-Ken, JP (1999)
  • Gifu, JP (1996 - 2003)

Company Filing History:


Years Active: 1996-2003

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8 patents (USPTO):Explore Patents

Title: The Innovations of Toshiyuki Muroi

Introduction

Toshiyuki Muroi is a notable inventor based in Gifu, Japan. He has made significant contributions to the field of materials engineering, particularly in the development of advanced refractory materials for continuous casting nozzles used in the steel industry. With a total of eight patents to his name, Muroi's work has had a profound impact on manufacturing processes.

Latest Patents

Muroi's latest patents include a continuous casting nozzle for molten steel. This innovative nozzle features a surface layer of an inner bore made from a refractory material that consists primarily of alumina, with a melting point of at least 1800 degrees centigrade. The composition includes 15 to 60 wt. % of alumina and roseki as the balance. Additionally, the refractory material is enhanced with thermosetting resin as a binder, which is kneaded, formed, and sintered in an anti-oxidizing atmosphere. Another patent involves a continuous casting nozzle that comprises a nozzle main body with a neck portion, middle portion, and lower portion, made of a refractory material. This design includes a plurality of metal bars embedded along the longitudinal direction of the nozzle main body, enhancing its structural integrity.

Career Highlights

Throughout his career, Muroi has worked with prominent companies in the ceramics industry, including Akechi Ceramics Kabushiki Kaisha and Akechi Ceramics Co., Ltd. His experience in these organizations has allowed him to refine his expertise in refractory materials and their applications in industrial processes.

Collaborations

Muroi has collaborated with several talented individuals in his field, including Kazumi Oguri and Toshikazu Takasu. These partnerships have contributed to the advancement of his research and the successful development of his patented technologies.

Conclusion

Toshiyuki Muroi's contributions to the field of materials engineering, particularly through his innovative patents, have significantly advanced the technology used in the steel industry. His work exemplifies the importance of innovation in manufacturing processes, and his legacy will continue to influence future developments in this area.

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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