Nagaokakyo, Japan

Masamichi Nakakoji

This inventor holds 1 USPTO granted patent. Top assignee: Sumitomo Metal Industries, Inc.. Active years: 1977.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Masamichi Nakakoji. Retrieved from https://idiyas.com/inventor/masamichi-nakakoji

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 = 5.0

ph-index = 1

Forward Citations = 6(Granted Patents)


Company Filing History:


Years Active: 1977

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1 patent (USPTO):Explore Patents

Title: Masamichi Nakakoji: Innovator in Welding Materials

Introduction

Masamichi Nakakoji is a notable inventor based in Nagaokakyo, Japan. He has made significant contributions to the field of welding materials, particularly for aluminum-coated steel. His innovative approach has led to the development of a unique patent that addresses specific challenges in welding technology.

Latest Patents

Masamichi Nakakoji holds a patent for welding materials designed for aluminum-coated steel. This patent involves a composite electrode that encloses a flux within a tubular hoop. The invention combines a solid electrode and a flux, as well as a core electrode coated with a flux. The welding materials consist of less than 1.5% of silicon, less than 1.0% of manganese, and 2 to 15% of calcium fluoride, along with 15 to 50% of a mixture of oxides with a basicity ranging from 1.0 to 12.5, with the balance being substantially iron. This innovative composition enhances the efficiency and effectiveness of welding processes.

Career Highlights

Masamichi Nakakoji is associated with Sumitomo Metal Industries, Inc., where he has contributed to advancements in welding technology. His work has been instrumental in improving the quality and performance of welding materials used in various applications.

Collaborations

Throughout his career, Nakakoji has collaborated with esteemed colleagues, including Tadashi Ito and Yoshinori Ito. These collaborations have fostered a creative environment that encourages innovation and the sharing of ideas.

Conclusion

Masamichi Nakakoji's contributions to welding materials for aluminum-coated steel exemplify his dedication to innovation in the field. His patent reflects a deep understanding of material science and engineering, making a significant impact on welding technology.

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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