Tokyo, Japan

Takuji Nakahata

This inventor holds 1 USPTO granted patent and 1 EPO patent. Top assignee: Nippon Steel Corporation. Active years: 2021.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Takuji Nakahata. Retrieved from https://idiyas.com/inventor/takuji-nakahata

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 = 5.0

ph-index = 1

Forward Citations = 1(Granted Patents)


Company Filing History:


Years Active: 2021

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1 patent (USPTO):Explore Patents

Title: Takuji Nakahata: Innovator in Downhole Member Technology

Introduction

Takuji Nakahata is a notable inventor based in Tokyo, Japan. He has made significant contributions to the field of materials engineering, particularly in the development of downhole member technology. His innovative work has led to advancements that enhance the performance and durability of steel bars used in various applications.

Latest Patents

Takuji Nakahata holds a patent for a "Steel bar for downhole member, and downhole member." This invention focuses on a steel bar that exhibits excellent stress corrosion cracking (SCC) resistance and sulfide stress cracking (SSC) resistance. The martensitic stainless steel bar material is designed with a specific chemical composition that includes various elements such as carbon, silicon, manganese, and chromium, among others. This composition ensures the steel bar meets stringent performance criteria for downhole applications.

Career Highlights

Throughout his career, Takuji Nakahata has been associated with Nippon Steel Corporation, a leading company in the steel industry. His work has not only contributed to the company's reputation for innovation but has also positioned him as a key figure in the development of advanced materials for industrial use. His expertise in metallurgy and engineering has been instrumental in driving forward the capabilities of downhole technology.

Collaborations

Takuji Nakahata has collaborated with several talented individuals in his field, including Daisuke Matsuo and Hisashi Amaya. These collaborations have fostered a creative environment that encourages the exchange of ideas and the development of cutting-edge technologies.

Conclusion

Takuji Nakahata's contributions to the field of downhole member technology exemplify the impact of innovative thinking in materials engineering. His patent for a specialized steel bar demonstrates his commitment to enhancing industrial applications through advanced materials. His work continues to influence the industry and inspire future innovations.

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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