Tokyo, Japan

Masayuki Takagishi

This inventor holds 146 USPTO granted patents and 22 published patent applications, primarily in Magnetic Recording Technology (CPC class G11B5-1278). Top assignees: Kabushiki Kaisha Toshiba, Toshiba Electronic Devices & Storage Corporation, Tdk Corporation. Active years: 2004-2026.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Masayuki Takagishi. Retrieved from https://idiyas.com/inventor/masayuki-takagishi

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

Calculating rank
USPTO Granted Patents = 146 

% Patents Active = 76.0

Average Co-Inventor Count = 4.8

ph-index = 19

Forward Citations = 1,267(Granted Patents)

Forward Citations (Not Self Cited) = 933(Dec 10, 2025)


Inventors with similar research interests:

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Location History:

  • Kanagawa-ken, JP (2004 - 2008)
  • Kawasaki, JP (2004 - 2010)
  • Tokyo, JP (2011 - 2022)
  • Kunitachi, JP (2007 - 2024)
  • Kunitachi Tokyo, JP (2019 - 2024)

Company Filing History:


Years Active: 2004-2026

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Areas of Expertise:
Magnetic Recording Medium
Magnetic Head
Multilayer Configuration
Magnetic Device
Magnetic Element
Stacked Body
Electrical Resistance
High Density Recording
Recording Current
Non-Magnetic Layers
Magnetic Layers
Assisted Magnetic Recording
146 patents (USPTO):Explore Patents

Title: Masayuki Takagishi: Pioneering Innovator in Magnetic Head Technology

Introduction:

In the world of magnetic head technology, one cannot overlook the significant contributions of Masayuki Takagishi. With an impressive track record of 122 patents to his name, Takagishi has revolutionized the field with his groundbreaking inventions. This article delves into his latest patents, career highlights, notable collaborations, and his invaluable contributions to the industry.

Latest Patents:

Among his recent patents, one notable invention stands out - the Magnetic Head and Magnetic Recording Device. This cutting-edge technology features a magnetic head with first and second magnetic poles and a stacked body in between. The stacked body comprises various layers, including nonmagnetic and magnetic layers, each carefully crafted with specific elements and materials. By combining these elements like Fe, Co, Ni, and E (including Cr, V, Mn, Yi, or Sc), Takagishi has designed a magnetic head with enhanced efficiency and performance.

Career Highlights:

Takagishi's professional journey has been closely associated with renowned companies in the field. He has worked extensively at Kabushiki Kaisha Toshiba and Toshiba Electronic Devices & Storage Corporation. During his tenure at these esteemed organizations, Takagishi has made significant strides in the development of magnetic head technology. His relentless pursuit of innovation and commitment to excellence have earned him global recognition as a leading expert in the field.

Collaborations:

Throughout his career, Takagishi has collaborated with various talented individuals in the industry. Working alongside esteemed colleagues like Hitoshi Iwasaki and Kenichiro Yamada, he has fostered an environment of innovation and creativity. These collaborative efforts have resulted in breakthrough patents and inventions, further solidifying Takagishi's position as a pioneering inventor in the magnetic head technology domain.

Conclusion:

Masayuki Takagishi's exceptional contributions to the field of magnetic head technology have undoubtedly pushed the boundaries of innovation. With a list of patents spanning across numerous advancements in the field, his expertise and dedication continue to inspire fellow inventors and shape the future of the industry. As the world eagerly awaits the next evolution in magnetic head technology, it is safe to assume that Masayuki Takagishi will be at the forefront, leading the charge towards further advancements and groundbreaking inventions.

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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