Himeji, Japan

Masakatsu Sumimoto

This inventor holds 1 USPTO granted patent. Top assignee: Nippon Steel Corporation. Active years: 1976.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Masakatsu Sumimoto. Retrieved from https://idiyas.com/inventor/masakatsu-sumimoto

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 = 4.0

ph-index = 1

Forward Citations = 9(Granted Patents)


Company Filing History:


Years Active: 1976

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1 patent (USPTO):Explore Patents

Title: The Innovations of Masakatsu Sumimoto in Electrical Steel Manufacturing

Introduction

Masakatsu Sumimoto, an esteemed inventor from Himeji, Japan, has significantly contributed to the field of materials science with his innovative methods for manufacturing electrical steel. His focus on enhancing the quality and efficiency of electrical steel production has led to valuable advancements in the industry.

Latest Patents

Masakatsu Sumimoto holds one notable patent titled "Method for manufacturing cold rolled, non-directional electrical steel." This patent describes a refined process that involves solidifying molten steel to create slabs with predominantly columnar grains. The method emphasizes producing high magnetic flux density steel sheets and strips through a series of meticulous heating, rolling, and annealing processes.

Career Highlights

Currently employed at Nippon Steel Corporation, Sumimoto has dedicated his career to advancing steel manufacturing techniques. His innovative approaches have enhanced the efficiency of electrical steel production, making significant impacts in various industries where high-performance materials are essential.

Collaborations

Throughout his career, Masakatsu Sumimoto has collaborated with talented colleagues, such as Izumi Matsushita and Takayasu Sugiyama. These collaborations have fostered an environment of creativity and innovation, allowing for breakthroughs in electrical steel technology.

Conclusion

Masakatsu Sumimoto's contributions to the engineering of cold rolled, non-directional electrical steel represent a vital advancement in material science. Through his patent and collaboration within Nippon Steel Corporation, he continues to influence the field and inspire future innovations. His work exemplifies the importance of ingenuity and teamwork in driving industrial progress.

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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