Hyogo, Japan

Daisuke Izutsu

This inventor holds 1 USPTO granted patent. Top assignees: Hitachi Metals, Ltd., Mitsubishi Heavy Industries Limited. Active years: 2005.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Daisuke Izutsu. Retrieved from https://idiyas.com/inventor/daisuke-izutsu-y291g9l2

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


% Patents Active = 100.0

Average Co-Inventor Count = 4.0

ph-index = 1

Forward Citations = 1(Granted Patents)


Company Filing History:


Years Active: 2005

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1 patent (USPTO):Explore Patents

Title: Innovator Spotlight: Daisuke Izutsu and His High-Performance Cast Steel Patent

Introduction: Daisuke Izutsu, an innovative inventor from Hyogo, Japan, has made significant contributions to materials science through his inventive work in casting steel. His patent provides solutions to enhance the performance of ring-shaped components used in high-temperature environments, specifically for gas turbines.

Latest Patents: Daisuke Izutsu holds a patent for “Casting Steel Having High Strength and Low Thermal Expansion.” This invention addresses the need for cast steel that possesses a low average coefficient of thermal expansion within the temperature range of 20°C to 500°C. The patented steel also exhibits high strength and good oxidation resistance at 500°C, suitable for use as blade rings and seal ring retainers in gas turbines. The composition of this high-strength low-thermal expansion cast steel includes specific percentages of carbon, silicon, manganese, sulfur, nickel, cobalt, chromium, aluminum, magnesium, with the remainder being primarily iron.

Career Highlights: Daisuke Izutsu has worked with prominent companies in the engineering and manufacturing sectors, including Hitachi Metals, Ltd. and Mitsubishi Heavy Industries Limited. His experience in these companies has allowed him to develop his expertise in metallurgy and materials engineering, particularly in high-performance alloys.

Collaborations: During his career, Daisuke has collaborated with accomplished professionals in the field, including Susumu Katsuragi and Toshiaki Nonomura. These collaborations have undoubtedly contributed to the advancement of his ideas and innovations, leading to his notable patent.

Conclusion: Inventor Daisuke Izutsu exemplifies the spirit of innovation through his development of high-performance cast steel for gas turbine components. His patent demonstrates a significant advancement in materials that meet the rigorous demands of modern engineering applications. Through his work and collaborations, Izutsu continues to impact the field of materials science and engineering positively.

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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