Itami, Japan

Toru Maeda

This inventor holds 24 USPTO granted patents and 12 EPO patents, primarily in Soft Magnetic Materials. Top assignees: Sumitomo Electric Industries, Limited, Toda Kogyo Corporation. Active years: 2009-2016.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Toru Maeda. Retrieved from https://idiyas.com/inventor/toru-maeda-zasj4cai

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


% Patents Active = 29.2

 

Average Co-Inventor Count = 2.5

ph-index = 4

Forward Citations = 45(Granted Patents)


Company Filing History:


Years Active: 2009-2016

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Areas of Expertise:
Soft Magnetic Material
Powder Magnetic Core
Production Method
Dust Core
Granulated Powder
Electromagnetic Component
Rare-Earth-Iron-Based Alloy
Composite Material
Reactor Core
Magnetic Member
Insulating Layer
24 patents (USPTO):Explore Patents

Title: **Toru Maeda: Innovator in Magnetic Materials**

Introduction

Toru Maeda is a prominent inventor based in Itami, Japan, recognized for his significant contributions to the field of magnetic materials. With an impressive portfolio of 24 patents, Maeda has made notable advancements that enhance the properties and production methods of rare earth magnets.

Latest Patents

Among his latest innovations is a patented powder for magnets, which is engineered to form rare earth magnets with exceptional magnetic characteristics and moldability. This invention outlines a unique method for producing the powder, as well as the associated powder compact and a rare earth-iron-boron-based alloy material.

Another recent patent focuses on providing an efficient method for producing magnet powders and related materials, including rare-earth-iron-nitrogen-based alloys. The innovation involves heat-treating rare-earth-iron-based alloy powder in a hydrogen atmosphere, ensuring the effective separation of rare-earth elements from iron-containing materials. This process leads to the formation of hydride compounds that contribute to the powder having excellent formability, resulting in high-density powder compacts.

Career Highlights

Toru Maeda has worked with prestigious companies such as Sumitomo Electric Industries, Limited and Toda Kogyo Corporation. His expertise in magnetic material technology has significantly advanced product development in these organizations, and his inventive approaches continue to influence the industry.

Collaborations

Throughout his career, Maeda has collaborated with esteemed colleagues including Haruhisa Toyoda and Naoto Igarashi. These partnerships have fostered innovative discussions and led to the development of groundbreaking technologies in magnet production.

Conclusion

Toru Maeda's contributions to the field of magnetic materials through his patents and collaborations reflect his dedication to innovation. His work not only advances the understanding of rare earth magnets but also paves the way for enhanced applications in various industries. With a strong focus on improving material properties and production efficiency, Maeda remains a vital figure in the realm of inventions related to magnetic 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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