Kashima, Japan

Toshihiko Murakami

This inventor holds 13 USPTO granted patents and 1 published patent application, plus 1 CIPO patent and 7 EPO patents. Top assignees: Sumitomo Metal Industries, Inc., Nippon Steel Sumitomo Metal Corporation, Toshiba Ceramics Co., Ltd.. Active years: 1998-2023.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Toshihiko Murakami. Retrieved from https://idiyas.com/inventor/toshihiko-murakami-4a2zi39h

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

Calculating rank
USPTO Granted Patents = 13 

% Patents Active = 92.3


 

Average Co-Inventor Count = 3.6

ph-index = 6

Forward Citations = 114(Granted Patents)


Location History:

  • Ibaraki, JP (2002)
  • Kashima, JP (1998 - 2018)
  • Tokyo, JP (2023)

Company Filing History:


Years Active: 1998-2023

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13 patents (USPTO):Explore Patents

Title: The Innovations of Toshihiko Murakami

Introduction

Toshihiko Murakami is a prominent inventor based in Kashima, Japan. He has made significant contributions to the field of metallurgy, particularly in the continuous casting of steel. With a total of 13 patents to his name, Murakami's work has had a lasting impact on the industry.

Latest Patents

Among his latest patents is a continuous casting method for steel. This method involves specific parameters for cooling and recuperation to ensure the quality of the slab produced. In the first cooling zone, an air-water ratio defined by the amount of water and air per cooling spray nozzle is set to 10 or more. Additionally, the impinging pressure of cooling water colliding with the surface of the slab is set to 12 gf/cm or more. The cooling intensity is defined by a cooling water density and a passing time of 350 or more. Furthermore, a recuperating time from the first cooling zone until reaching a bent section is set to 0.5 minutes or more. Another notable patent is a method for continuously casting slabs that minimizes surface cracking. This method includes multiple cooling and recuperation steps to maintain optimal surface temperatures throughout the process.

Career Highlights

Toshihiko Murakami has worked with several notable companies in the steel industry. He has been associated with Sumitomo Metal Industries, Inc. and Nippon Steel & Sumitomo Metal Corporation. His experience in these organizations has contributed to his expertise in continuous casting technologies.

Collaborations

Throughout his career, Murakami has collaborated with several professionals in the field. Notable coworkers include Masahiko Oka and Seiji Kumakura, who have also contributed to advancements in metallurgy.

Conclusion

Toshihiko Murakami's innovations in continuous casting methods have significantly advanced the steel industry. His patents reflect a deep understanding of the complexities involved in steel production. His contributions continue to influence the field and inspire future innovations.

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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