Tokyo, Japan

Akihiko Takahashi

This inventor holds 20 USPTO granted patents and 4 published patent applications and 17 EPO patents, primarily in Stainless Steel Innovation. Top assignees: Nippon Steel & Sumikin Stainless Steel Corporation, Nippon Steel Corporation, Sanyo Denki Co., Ltd.. Active years: 1998-2019.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Akihiko Takahashi. Retrieved from https://idiyas.com/inventor/akihiko-takahashi

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

USPTO Granted Patents = 20 

% Patents Active = 90.0

 

Average Co-Inventor Count = 3.2

ph-index = 3

Forward Citations = 34(Granted Patents)


Location History:

  • Kitakyushu, JP (1998 - 2005)
  • Chuo-ku, JP (2010)
  • Hikari, JP (2012 - 2014)
  • Nagano, JP (2013 - 2014)
  • Tokyo, JP (2011 - 2019)

Company Filing History:


Years Active: 1998-2019

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Areas of Expertise:
Ferritic Stainless Steel
Corrosion Resistance
Linear Motor
Production Method
High-Purity Steel
Ridging Resistance
Motor Inspection
Heat-Resistant Steel
Exhaust System
Brake Disc
Fuel Tank
Steel Plate
20 patents (USPTO):Explore Patents

Title: Akihiko Takahashi: A Pioneer in Ferritic Stainless Steel Innovation

Introduction

Akihiko Takahashi is a distinguished inventor based in Tokyo, Japan. With an impressive portfolio of 20 patents, Takahashi has made significant contributions to the field of materials science, particularly in the development of ferritic stainless steel. His innovative approaches have not only enhanced the properties of steel but also paved the way for applications in various durable consumer goods.

Latest Patents

Among his most notable inventions is a patent for a ferritic stainless steel plate that boasts excellent ridging resistance. This unique steel sheet is designed to improve corrosion resistance and rust resistance while maintaining structural integrity. The patented method involves deriving the relationship between Ap, which indicates the γ-phase rate at 1100°C, and Sn in ferritic stainless steel. By adding Sn and applying a hot rolling technique with a total rolling rate of 15% or more at high temperatures, the resulting ferritic stainless steel sheet exhibits remarkable properties making it suitable for a wide range of consumer products.

Career Highlights

Akihiko Takahashi has worked with leading companies in the steel industry, including Nippon Steel & Sumikin Stainless Steel Corporation and Nippon Steel Corporation. His involvement in these organizations has enabled him to utilize their resources and expertise to advance his research and development efforts in stainless steel technologies.

Collaborations

Throughout his career, Takahashi has collaborated with notable colleagues, including Masaharu Hatano and Eiichiro Ishimaru. These partnerships have amplified his research capabilities and contributed to the successful outcomes of his innovative projects.

Conclusion

Akihiko Takahashi exemplifies the spirit of innovation in the field of materials science. His dedication to enhancing ferritic stainless steel through cutting-edge patents demonstrates his commitment to advancing technology. As his work continues to influence the steel industry, Takahashi remains an essential figure in the ongoing evolution of durable consumer goods.

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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