Tokyo, Japan

Masaru Takahashi

This inventor holds 87 USPTO granted patents and 15 published patent applications, plus 3 CIPO patents and 37 EPO patents, primarily in Electrical Steel Sheets (CPC class C22C38-06). Top assignees: Seiko Epson Corporation, Nippon Steel Corporation, Konica Minolta, Inc.. Active years: 1987-2026.

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

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

USPTO Granted Patents = 87 

% Patents Active = 75.9

 

 

Average Co-Inventor Count = 3.2

ph-index = 6

Forward Citations = 188(Granted Patents)

Forward Citations (Not Self Cited) = 178(Dec 10, 2025)


Inventors with similar research interests:

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Location History:

  • Amagasaki, JP (2010)
  • Nagano-ken, JP (2007 - 2013)
  • Narashino, JP (2012 - 2016)
  • Kawasaki, JP (2015 - 2016)
  • Nagano, JP (2003 - 2017)
  • Suwa, JP (2015 - 2017)
  • Matsumoto, JP (2011 - 2019)
  • Nishinomiya, JP (2013 - 2021)
  • Musashino, JP (2014 - 2021)
  • Hamamatsu, JP (2020 - 2021)
  • Kokubunji, JP (2022 - 2023)
  • Tokyo, JP (1987 - 2024)

Company Filing History:


Years Active: 1987-2026

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Areas of Expertise:
Electrical Steel Sheet
Grain-Oriented Steel
Non-Oriented Steel
Manufacturing Method
Insulation Coating
Therapeutic Efficacy
Fluorescent Nanoparticles
Robot System
Sample Analysis
Antibody-Drug Conjugate
Wound Core
Threaded Joint
87 patents (USPTO):Explore Patents

Title: The Innovative Contributions of Masaru Takahashi

Introduction: Masaru Takahashi, an esteemed inventor based in Tokyo, Japan, has made significant contributions to the field of electrical engineering and materials science. With a remarkable portfolio of 39 patents, he has demonstrated a commitment to innovation that has garnered attention in various industries.

Latest Patents: Among his latest inventions are two notable patents. The first is a unique design for a wound core, which features at least one arbitrary bent region that bulges outward to optimize magnetic flux confinement. This design allows for specific angle constraints, enhancing the efficiency of magnetic components. The second patent involves a non-oriented electrical steel sheet that integrates a silicon steel sheet with an insulation coating. This innovative material comprises key chemical components, including silicon, aluminum, and manganese, and is characterized by its specific alignment degree, which is crucial for its performance in electrical applications.

Career Highlights: Throughout his career, Masaru Takahashi has collaborated with prominent companies, including Nippon Steel Corporation and Konica Minolta, Inc. His work in these organizations has significantly advanced technological developments in electrical steel materials.

Collaborations: Takahashi has worked alongside talented professionals, including Kazutoshi Takeda and Shuichi Yamazaki. Their collaborative efforts have collectively driven forward numerous innovations within their respective fields, showcasing the power of teamwork in achieving groundbreaking advancements.

Conclusion: Masaru Takahashi stands out as an influential inventor whose patents and collaborations illustrate a profound dedication to technological progress. His innovative designs and materials will undoubtedly contribute to the future of electrical engineering and manufacturing, establishing him as a key figure in the industry.

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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