Osaka, Japan

Masaji Katsumaru

This inventor holds 1 USPTO granted patent. Top assignees: Chugai Ro Co., Ltd., Sumitomo Sitix Co., Ltd.. Active years: 1994.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Masaji Katsumaru. Retrieved from https://idiyas.com/inventor/masaji-katsumaru

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 = 7.0

ph-index = 1


Company Filing History:


Years Active: 1994

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1 patent (USPTO):Explore Patents

Title: Masaji Katsumaru: Innovator in High-Melting-Point Metal Production

Introduction

Masaji Katsumaru is a notable inventor based in Osaka, Japan. He is recognized for his contributions to the field of metallurgy, particularly in the production of high-melting-point and high-toughness metals. His innovative methods have paved the way for advancements in material science.

Latest Patents

Katsumaru holds a patent for a method of producing high-melting-point and high-toughness metal. The patent describes a process that involves reducing a high-melting-point and high-toughness metal chloride with an activated metal. This process results in the formation of a high-melting-point and high-toughness sponge metal. The apparatus used for this method includes a reducing vessel arranged sideways relative to a condensing vessel, which is integrally connected through a conduit. The design allows for thermal expansion movement, and the weight change of the vessel is measured to estimate the progress of the separation and recovery process.

Career Highlights

Throughout his career, Masaji Katsumaru has worked with prominent companies such as Chugai Ro Co., Ltd. and Sumitomo Sitix Co., Ltd. His experience in these organizations has contributed significantly to his expertise in metal production and innovation.

Collaborations

Katsumaru has collaborated with notable individuals in his field, including Tatsuo Naritomi and Hisayuki Wada. These collaborations have further enhanced his research and development efforts in metallurgy.

Conclusion

Masaji Katsumaru's innovative work in the production of high-melting-point and high-toughness metals showcases his significant contributions to material science. His patent and career achievements reflect his dedication to advancing technology in this field.

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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