Harunamachi, Japan

Masaru Masuyama

This inventor holds 4 USPTO granted patents. Top assignee: Taiyo Yuden Co., Ltd.. Active years: 1984-1985.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Masaru Masuyama. Retrieved from https://idiyas.com/inventor/masaru-masuyama

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


% Patents Active = 100.0

Average Co-Inventor Count = 3.0

ph-index = 4

Forward Citations = 50(Granted Patents)


Location History:

  • Gunma, JP (1984)
  • Harunamachi, JP (1984 - 1985)

Company Filing History:


Years Active: 1984-1985

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4 patents (USPTO):Explore Patents

Title: The Innovations of Masaru Masuyama

Introduction

Masaru Masuyama is a notable inventor based in Harunamachi, Japan. He has made significant contributions to the field of ceramic materials, particularly in the development of semiconductive ceramics for varistors. With a total of four patents to his name, Masuyama's work has had a considerable impact on the electronics industry.

Latest Patents

Masuyama's latest patents focus on semiconductive ceramic materials with voltage-dependent nonlinear properties. These materials are designed for use in varistors, allowing them to function not only as varistors but also as capacitors. The primary component of these ceramic materials is SrTiO.sub.3, supplemented by various oxides such as Nb.sub.2 O.sub.5 and Ta.sub.2 O.sub.5 to enhance their semiconductive properties. Additionally, the inclusion of Na.sub.2 O improves the surge-proof capabilities of the varistors, while Al.sub.2 O.sub.3 enhances the temperature stability of the varistor voltages. The innovative compositions developed by Masuyama enable varistors to maintain consistent performance across a wide temperature range.

Career Highlights

Masaru Masuyama is currently employed at Taiyo Yuden Co., Ltd., where he continues to advance his research in ceramic materials. His work has been instrumental in the development of new technologies that enhance the reliability and efficiency of electronic components.

Collaborations

Masuyama has collaborated with notable colleagues such as Susumu Hirooka and Nobutatsu Yamaoka, contributing to the advancement of their shared field of expertise.

Conclusion

Masaru Masuyama's innovative work in semiconductive ceramic materials has positioned him as a key figure in the electronics industry. His patents reflect a commitment to enhancing the functionality and reliability of electronic components.

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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