Gumma, Japan

Tadahiko Yamada

This inventor holds 2 USPTO granted patents. Top assignee: Taiyo Yuden Co., Ltd.. Active years: 1990-1992.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Tadahiko Yamada. Retrieved from https://idiyas.com/inventor/tadahiko-yamada

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 = 4.0

ph-index = 2

Forward Citations = 8(Granted Patents)


Company Filing History:


Years Active: 1990-1992

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2 patents (USPTO):Explore Patents

Title: Innovations of Tadahiko Yamada

Introduction

Tadahiko Yamada is a notable inventor based in Gumma, Japan. He has made significant contributions to the field of electrical engineering, particularly in the development of electrical resistors. With a total of 2 patents to his name, Yamada's work has had a considerable impact on circuit board technology.

Latest Patents

Yamada's latest patents focus on electrical resistors and the methods for making them. One of his inventions is a fixed chip resistor or a thick-film electrical resistor designed for use in circuit boards. This innovation includes an electrical resistor obtained by sintering in a non-oxidizing atmosphere. Additionally, he has developed resistance pastes for producing electrical resistors, which utilize at least one molybdate from specific groups along with glass. His work also explores the use of alkaline earth metal fluorides and carbonates in the production of these resistors.

Career Highlights

Tadahiko Yamada is currently employed at Taiyo Yuden Co., Ltd., where he continues to innovate in the field of electrical components. His expertise in electrical resistors has positioned him as a key figure in the company, contributing to advancements in circuit board technology.

Collaborations

Yamada has collaborated with notable colleagues such as Toshimitsu Honda and Kazuji Onikata. Their combined efforts have furthered the development of innovative electrical solutions.

Conclusion

Tadahiko Yamada's contributions to electrical engineering, particularly in the realm of electrical resistors, highlight his importance as an inventor. His patents and ongoing work at Taiyo Yuden Co., Ltd. continue to influence the industry positively.

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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