Tokai, Japan

Ryohta Yamaba

This inventor holds 1 USPTO granted patent. Top assignee: Nippon Steel Corporation. Active years: 1990.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Ryohta Yamaba. Retrieved from https://idiyas.com/inventor/ryohta-yamaba

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 = 1

Forward Citations = 2(Granted Patents)


Company Filing History:


Years Active: 1990

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1 patent (USPTO):Explore Patents

Title: Ryohta Yamaba: Innovator in Steel Production

Introduction

Ryohta Yamaba is a notable inventor based in Tokai, Japan. He has made significant contributions to the field of steel production, particularly through his innovative methods that enhance the quality and efficiency of steel manufacturing.

Latest Patents

Yamaba holds a patent for a "Method of producing steel having a low yield ratio." This method involves producing steel plates that exhibit a low yield ratio and high strength, featuring a dual-phase mixed microstructure of ferrite and second-phase carbide. The process includes heating low-carbon slab steel with specific chemical compositions, followed by hot rolling, reheating, and tempering to achieve the desired properties.

Career Highlights

Ryohta Yamaba is associated with Nippon Steel Corporation, a leading company in the steel industry. His work focuses on developing advanced techniques that improve the performance of steel products, making them more suitable for various applications.

Collaborations

Yamaba has collaborated with esteemed colleagues such as Yukio Tomita and Takeshi Tsuzuki. Their combined expertise has contributed to the advancement of steel production technologies.

Conclusion

Ryohta Yamaba's innovative approach to steel production exemplifies the importance of research and development in the manufacturing sector. His contributions continue to influence the industry and pave the way for future advancements in steel 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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