Kawasaki, Japan

Fumiaki Takahashi

This inventor holds 60 USPTO granted patents and 4 published patent applications and 13 EPO patents, primarily in Grain-Oriented Electrical Steel (CPC class C21D). Top assignees: Canon Kabushiki Kaisha, Nippon Steel Corporation, Nippon Steel Sumitomo Metal Corporation. Active years: 1997-2025.

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

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

Calculating rank
USPTO Granted Patents = 60 

% Patents Active = 81.7

 

Average Co-Inventor Count = 2.2

ph-index = 17

Forward Citations = 1,393(Granted Patents)

Forward Citations (Not Self Cited) = 1,366(Dec 10, 2025)


Inventors with similar research interests:


Location History:

  • Machida, JP (1997 - 2001)
  • Futtsu, JP (2002 - 2005)
  • Kanagawa-ken, JP (2006)
  • Kawasaki, JP (1998 - 2020)
  • Kisarazu, JP (2019 - 2021)
  • Tokyo, JP (1999 - 2024)

Company Filing History:


Years Active: 1997-2025

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Areas of Expertise:
Grain-Oriented Electrical Steel
Magnetic Core
Transformer
Coating Agent
Wound Core
Manufacturing Method
Image Processing
Data Recording
Control Method
High Tensile Strength
Image Synthesization
Information Processing
60 patents (USPTO):Explore Patents

Title: The Innovative Contributions of Fumiaki Takahashi in Electrical Engineering

Introduction

Fumiaki Takahashi is a distinguished inventor based in Kawasaki, Japan, renowned for his remarkable contributions to the field of electrical engineering. With a remarkable portfolio of 56 patents, Takahashi’s inventions have significantly advanced the technologies and methodologies used in the manufacturing and application of electrical steel sheets.

Latest Patents

Among his latest innovations, Takahashi has developed a grain-oriented electrical steel sheet, boasting a unique structure that includes a base steel sheet, an intermediate layer, and an insulation coating. This invention specifies that the base steel sheet has a groove extending in a direction intersecting the rolling direction, ensuring enhanced efficiency in magnetic applications. Additionally, his magnetic core patent focuses on a method to join soft magnetic sheets while minimizing positional offsets, crucial for maintaining performance in electromagnetic devices.

Career Highlights

Fumiaki Takahashi has contributed his expertise to several prestigious companies throughout his career. Notably, he has worked with Canon Inc., a leader in imaging and printing solutions, and Nippon Steel Corporation, one of the largest steel producers in the world. His extensive experience in these organizations has been instrumental in fostering innovation in electrical materials.

Collaborations

Throughout his career, Takahashi has collaborated with notable industry professionals, including Kenji Hatori and Hideo Takiguchi. These collaborative efforts have allowed for the exchange of ideas and expertise, culminating in groundbreaking advancements in electrical engineering.

Conclusion

Fumiaki Takahashi's innovative patents and collaborative spirit have made significant strides in electrical engineering and material science. His work continues to influence the field, driving future innovations and laying the groundwork for advancements in technology that benefit various industries. As he continues to inspire future inventors, the impact of his contributions is likely to be felt for years to come.

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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