This inventor holds 5 USPTO granted patents and 10 published patent applications and 7 EPO patents. Top assignee: Jfe Steel Corporation. Active years: 2016-2026.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile
Company Filing History:
Years Active: 2016-2026
Title: Hidemitsu Negishi: Innovator in Metal Processing Technologies
Introduction
Hidemitsu Negishi is a prominent inventor based in Tokyo, Japan. He has made significant contributions to the field of metal processing, particularly in the development of methods for desulfurizing molten metal and dephosphorizing molten iron. With a total of 5 patents to his name, Negishi continues to push the boundaries of innovation in metallurgy.
Latest Patents
Negishi's latest patents include a method for desulfurizing molten metal. This innovative approach involves smelting cast iron by loading charge materials and melting them while introducing vanadium, titanium, and magnesium oxides along with high-polymer waste compounds. The process is characterized by the cathodic polarization of the cast iron melt at a constant current load, utilizing a graphite electrode under specific mechanical and electrical conditions.
Another notable patent is his molten iron dephosphorization method, which employs a top and bottom blown converter. This method optimizes the blowing of an oxygen-containing gas into a converter charged with molten iron and slag. It includes steps for measuring the top-surface position of the slag, calculating the slag thickness difference, and adjusting the jetting conditions of the gas to ensure efficient processing.
Career Highlights
Hidemitsu Negishi is currently associated with JFE Steel Corporation, where he applies his expertise in metallurgy to advance the company's technological capabilities. His work has been instrumental in enhancing the efficiency and effectiveness of metal processing techniques.
Collaborations
Negishi collaborates with talented coworkers, including Yumi Murakami and Rei Yamada, who contribute to his innovative projects and research endeavors.
Conclusion
Hidemitsu Negishi stands out as a key figure in the field of metal processing, with his innovative patents paving the way for advancements in the industry. His contributions continue to influence the future of metallurgy and inspire new generations of inventors.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile