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For the Inventor, By the Inventor

Nagoya, Japan

Wataru Yagi

This inventor holds 13 USPTO granted patents. Top assignees: Aisin Seiki Kabushiki Kaisha, Toyota Jidosha Kabushiki Kaisha. Active years: 1990-2010.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Wataru Yagi. Retrieved from https://idiyas.com/inventor/wataru-yagi

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

USPTO Granted Patents = 13

% Patents Active = 61.5

Average Co-Inventor Count = 3.8

ph-index = 5

Forward Citations = 77(Granted Patents)


Location History:

  • Aichi, JP (1994)
  • Aichi-ken, JP (2003)
  • Nagoya, JP (1990 - 2010)

Company Filing History:

goldMedal13 out of 5,207 
 
Aisin Seiki Kabushiki Kaisha
 patents
silverMedal1 out of 38,912 
 
Toyota Jidosha Kabushiki Kaisha
 patents
where one patent can have more than one assignee

Years Active: 1990-2010

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13 patents (USPTO):Explore Patents
1. 7658538 - Method for evaluating solder joint portion (2010-02-09),
2. 7374814 - Soft magnetic powder material containing a powdered lubricant and a method of manufacturing a soft magnetic powder compact (2008-05-20),
3. 7015781 - Production method of magnetic circuit member, magnetic circuit member, and electromagnetic apparatus (2006-03-21),
4. 6980171 - Antenna and manufacturing method for the same (2005-12-27),
5. 6800146 - Magnetic circuit member (2004-10-05),
6. 6723179 - Soft magnetism alloy powder, treating method thereof, soft magnetism alloy formed body, and production method thereof (2004-04-20),
7. 6595073 - Magnetostrictive device for torque sensor and method of manufacture of the same (2003-07-22),
8. 6400330 - Bar antenna and method of manufacturing the same (2002-06-04),
9. 6030468 - Cold accumulator (2000-02-29),
10. 5316068 - Method for producing casting with functional gradient (1994-05-31),
11. 5259435 - Lightweight and low thermal expansion composite material (1993-11-09),
12. 4994085 - Artificial stem unit for coxa with setting guide (1991-02-19),
13. 4979958 - Artificial stem for femur of coxa (1990-12-25),

Title: Wataru Yagi: Innovator in Solder Joint Evaluation and Soft Magnetic Materials

Introduction

Wataru Yagi is a prominent inventor based in Nagoya, Japan. He has made significant contributions to the fields of solder joint evaluation and soft magnetic materials. With a total of 13 patents to his name, Yagi's work has had a substantial impact on various industries.

Latest Patents

One of Yagi's latest patents is a method for evaluating solder joint portions. This innovative method involves a preparation process for the substrate, a thermal shock process that applies thermal shock multiple times, and an evaluation process that assesses changes in crystal grain size. This evaluation helps determine the lifespan of the solder joint based on the observed changes. Another notable patent is for a soft magnetic powder material that includes an iron powder and a lubricating plated layer. This material is manufactured through an electroless deposition process, which allows for the creation of a plated layer that enhances its lubricating properties.

Career Highlights

Throughout his career, Wataru Yagi has worked with notable companies such as Aisin Seiki Kabushiki Kaisha and Toyota Jidosha Kabushiki Kaisha. His experience in these organizations has allowed him to develop and refine his innovative ideas, contributing to advancements in technology and materials.

Collaborations

Yagi has collaborated with several talented individuals in his field, including Masami Ishii and Kota Maruyama. These collaborations have fostered a creative environment that has led to the development of groundbreaking technologies.

Conclusion

Wataru Yagi's contributions to the fields of solder joint evaluation and soft magnetic materials highlight his innovative spirit and dedication to advancing technology. His patents and collaborations reflect a commitment to excellence in engineering and materials science.

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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