Sendai, Japan

Masahiro Yamaguchi

This inventor holds 7 USPTO granted patents. Top assignees: Nec Tokin Corporation, Kyodo Kumiai Joint-Labo Sendai, Ryowa Electronics Co., Ltd.. Active years: 2001-2010.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Masahiro Yamaguchi. Retrieved from https://idiyas.com/inventor/masahiro-yamaguchi-u4ajyh3q

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

Calculating rank

% Patents Active = 85.7

Average Co-Inventor Count = 6.3

ph-index = 3

Forward Citations = 39(Granted Patents)


Company Filing History:


Years Active: 2001-2010

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7 patents (USPTO):Explore Patents

Title: Masahiro Yamaguchi: Innovator in Electromagnetic Noise Suppression

Introduction

Masahiro Yamaguchi is a prominent inventor based in Sendai, Japan. He has made significant contributions to the field of electromagnetic noise suppression, holding a total of 7 patents. His innovative work focuses on the development of ferrite thin films and their applications in various electronic devices.

Latest Patents

Yamaguchi's latest patents include advancements in ferrite thin films and methods for manufacturing them. One of his notable inventions is an electromagnetic noise suppressor that incorporates a ferrite film. This suppressor is designed by regularly arranging constituents such as magnetized grains. The ferrite film exhibits either uniaxial or multiaxial anisotropy, which enhances its performance. The manufacturing process involves a plating method conducted in the presence of a magnetic field, ensuring the ferrite film possesses the desired magnetic properties.

Career Highlights

Throughout his career, Masahiro Yamaguchi has worked with notable companies, including NEC Tokin Corporation and Ryowa Electronics Co., Ltd. His experience in these organizations has allowed him to refine his expertise in electromagnetic technologies and contribute to various innovative projects.

Collaborations

Yamaguchi has collaborated with esteemed colleagues such as Hiroshi Ono and Shigeyoshi Yoshida. These partnerships have fostered a creative environment that has led to the development of groundbreaking technologies in the field.

Conclusion

Masahiro Yamaguchi's contributions to the field of electromagnetic noise suppression through his patents and collaborations highlight his role as a key innovator. His work continues to influence advancements in electronic device technology.

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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