Tokai, Japan

Masaaki Obata

This inventor holds 2 USPTO granted patents. Top assignee: Nippon Steel Corporation. Active years: 1998.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Masaaki Obata. Retrieved from https://idiyas.com/inventor/masaaki-obata

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 = 3.0

ph-index = 2

Forward Citations = 14(Granted Patents)


Company Filing History:


Years Active: 1998

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2 patents (USPTO):Explore Patents

Title: Masaaki Obata: Innovator in Steel Production

Introduction

Masaaki Obata is a notable inventor based in Tokai, Japan. He has made significant contributions to the field of steel production, holding 2 patents that focus on enhancing the quality and efficiency of steel materials.

Latest Patents

His latest patents include a production method for steel material and steel pipes that exhibit excellent corrosion resistance. One of his innovations details a method for producing a steel pipe that maintains high weldability while being cost-effective and highly productive. This production method involves heating a specific slab composition to temperatures between 1,050°C and 1,300°C, followed by a series of precise cooling and reheating processes to achieve a steel structure predominantly consisting of martensite.

Career Highlights

Masaaki Obata is associated with Nippon Steel Corporation, a leading company in the steel industry. His work has contributed to advancements in steel production techniques, particularly in environments that contain wet carbon dioxide and small amounts of hydrogen sulfide.

Collaborations

He has collaborated with notable coworkers such as Akihiro Miyasaka and Yasushi Suzuki, further enhancing the innovative efforts within his team.

Conclusion

Masaaki Obata's contributions to steel production through his patents reflect his commitment to innovation in the industry. His work continues to influence the development of high-quality steel materials.

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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