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For the Inventor, By the Inventor

Tokyo, Japan

Naoto Nagaosa

This inventor holds 11 USPTO granted patents and 4 EPO patents. Top assignees: Riken Corporation, Japan Science and Technology Agency, Leland Stanford Junior University. Active years: 2006-2025.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Naoto Nagaosa. Retrieved from https://idiyas.com/inventor/naoto-nagaosa

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

USPTO Granted Patents = 11

% Patents Active = 81.8

 

Average Co-Inventor Count = 4.9

ph-index = 3

Forward Citations = 16(Granted Patents)


Location History:

  • Tokyo, JP (2006 - 2019)
  • Wako, JP (2021)

Company Filing History:

goldMedal9 out of 892 
 
Riken Corporation
 patents
silverMedal1 out of 1,329 
 
Japan Science and Technology Agency
 patents
bronzeMedal1 out of 5,515 
 
Leland Stanford Junior University
 patents
4. 1 out of 1,766 
 
National Institute of Advanced Industrial Science and Technology
 patents
5. 1 out of 1 
 
University of Cologne
 patent
where one patent can have more than one assignee

Years Active: 2006-2025

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11 patents (USPTO):Explore Patents
1. 12362085 - Inductor element and apparatus including same (2025-07-15),
2. 11056597 - Photoelectric conversion device, photosensor, power generation device, and photoelectric conversion method (2021-07-06),
3. 10468586 - Electronic device, topological insulator, fabrication method of topological insulator and memory device (2019-11-05),
4. 10141068 - Magnetic element, skyrmion memory, skyrmion memory-device, solid-state electronic device, data-storage device, data processing and communication device (2018-11-27),
5. 10003010 - Magnetic element, skyrmion memory, skyrmion memory device, skyrmion-memory embedded solid-state electronic device, data storage apparatus, data processing and communication apparatus (2018-06-19),
6. 9859017 - Magnetic element, skyrmion memory, skyrmion memory-device, solid-state electronic device, data-storage device, data processing and communication device (2018-01-02),
7. 9824712 - Magnetic storage media and data storage device (2017-11-21),
8. 9748000 - Magnetic element, skyrmion memory, solid-state electronic device data recording apparatus, data processing apparatus, and communication apparatus (2017-08-29),
9. 9741420 - Skyrmion driving method and driving apparatus (2017-08-22),
10. 7037807 - Electric field induced spin-polarized current (2006-05-02),
11. 6985276 - Magnetooptic element exploiting spin chirality (2006-01-10),

Title: Naoto Nagaosa: Innovator in Photoelectric Conversion and Inductor Technology

Introduction

Naoto Nagaosa is a prominent inventor based in Tokyo, Japan, known for his significant contributions to the fields of photoelectric conversion and inductor technology. With a total of 11 patents to his name, Nagaosa has made remarkable advancements that have implications for miniaturization and efficiency in electronic devices.

Latest Patents

One of Nagaosa's latest patents is focused on an inductor element and apparatus designed for miniaturization. This innovative inductor element features a metal medium where ordered spins are spatially arranged to create a non-collinear spin structure. The design allows for an electric current to be applied through the metal medium, enhancing its functionality. Another notable patent involves a photoelectric conversion device that includes a polar material without a p-n junction. This device generates electromotive force when light is incident on it, enabling continuous electric current extraction.

Career Highlights

Nagaosa has had a distinguished career, working with esteemed organizations such as RIKEN and Leland Stanford Junior University. His work has been pivotal in advancing the understanding and application of materials in electronic devices.

Collaborations

Throughout his career, Nagaosa has collaborated with notable colleagues, including Yoshinori Tokura and Masashi Kawasaki. These partnerships have fostered innovation and contributed to the development of groundbreaking technologies.

Conclusion

Naoto Nagaosa's contributions to the fields of inductor technology and photoelectric conversion are significant. His innovative patents and collaborations highlight his role as a leading inventor in advancing electronic technologies.

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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