Yuzo Kamiguchi

This inventor holds 70 USPTO granted patents, primarily in Magnetoresistance Technology (CPC class 4286). Top assignees: Kabushiki Kaisha Toshiba, Tdk Corporation. Active years: 1995-2019.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Yuzo Kamiguchi. Retrieved from https://idiyas.com/inventor/yuzo-kamiguchi

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

Calculating rank

USPTO Granted Patents = 70

% Patents Active = 65.7

Average Co-Inventor Count = 5.2

ph-index = 22

Forward Citations = 1,430(Granted Patents)

Forward Citations (Not Self Cited) = 1,361(Dec 10, 2025)

Inventors with similar research interests:

Location History:

Kanagawa-ken, JP (2002 - 2011)
Yokohama, JP (1995 - 2019)

Company Filing History:

70 out of 53,315

Kabushiki Kaisha Toshiba

where one patent can have more than one assignee

Years Active: 1995-2019

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Areas of Expertise:

Magnetic Memory

Magnetoresistance Effect

Magnetoresistive Device

Magnetic Recording

Magnetic Head

Thin-Film Insertion

Resistance Adjusting Layer

Manufacturing Method

Magnetic Storage System

Reproducing Apparatus

Magnetization-Coupling Layer

Multi-Layered Device

70 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 10347313 - Magnetic memory (2019-07-09),

2. 8085511 - Magnetoresistance effect element having resistance adjusting layer and thin-film insertion layer (2011-12-27),

3. 7897274 - Magnetoresistive device, magnetoresistive head and magnetic recording-reproducing apparatus (2011-03-01),

4. 7738220 - Magnetoresistance effect element, magnetic head, magnetic head assembly, magnetic storage system (2010-06-15),

5. 7494724 - Magnetoresistance effect element, its manufacturing method, magnetic reproducing element and magnetic memory (2009-02-24),

6. 7443004 - Magnetoresistance effect element, magnetic head and magnetic reproducing apparatus (2008-10-28),

7. 7440239 - Magneto-resistance effect element and reproducing head (2008-10-21),

8. 7375405 - Magnetoresistance effect element, magnetic head, and magnetic storage system using a giant magnetoresistance effect element (2008-05-20),

9. 7355883 - Magnetoresistance effect element, its manufacturing method, magnetic reproducing element and magnetic memory (2008-04-08),

10. 7336454 - Magnetoresistance effect device having a bi-crystal structure composed of main grains each having a plurality of sub-grains (2008-02-26),

11. 7295407 - Magnetoresistance effect element, magnetic head and magnetic reproducing system (2007-11-13),

12. 7265950 - Magnetoresistance effect element, its manufacturing method, magnetic reproducing element and magnetic memory (2007-09-04),

13. 7248448 - Magnetoresistance effect element, magnetic head, magnetic head assembly, magnetic storage system (2007-07-24),

14. 7245461 - Magnetoresistance effect element having a pillar electrode (2007-07-17),

15. 7240419 - Method of manufacturing a magnetoresistance effect element (2007-07-10),

Certainly! Here is an article about inventor Yuzo Kamiguchi:

Title: Yuzo Kamiguchi: The Visionary Inventor Shaping the Technological Landscape

Introduction:

Yuzo Kamiguchi, a prolific inventor based in Yokohama, Japan, has established himself as a true visionary in the world of inventions. With a passion for innovation and a relentless pursuit of excellence, Kamiguchi continues to inspire future generations of inventors with his remarkable contributions.

Latest Patents:

Kamiguchi's latest patents showcase his expertise in the field of magnetic memory technology. One of his innovative patents includes a magnetic memory design with magnetoresistive effect elements and a first circuit for data writing. Another patent focuses on a magnetoresistance effect element with a resistance adjusting layer and thin-film insertion layer.

Career Highlights:

Throughout his career, Yuzo Kamiguchi has amassed an impressive number of 70 patents, demonstrating his dedication to advancing technological solutions. His work has been instrumental in shaping the landscape of innovations in the field of magnetic memory and related technologies.

Collaborations:

Kamiguchi has collaborated with esteemed companies such as Toshiba and TDK Corporation, where he has had the opportunity to work alongside talented individuals like Hitoshi Iwasaki and Masashi Sahashi. These collaborations have enriched his work and led to the development of groundbreaking inventions.

Conclusion:

In conclusion, Yuzo Kamiguchi's passion for innovation and his visionary approach to inventions have established him as a leading figure in the technological realm. His relentless pursuit of excellence and commitment to pushing the boundaries of what is possible continue to inspire and shape the future of inventions 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]