Takasaki, Japan

Katsuyuki Kayahara

This inventor holds 2 USPTO granted patents. Top assignee: Taiyo Yuden Co., Ltd.. Active years: 2015.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Katsuyuki Kayahara. Retrieved from https://idiyas.com/inventor/katsuyuki-kayahara

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

Calculating rank

% Patents Active = 50.0

Average Co-Inventor Count = 1.7

ph-index = 1

Forward Citations = 6(Granted Patents)


Location History:

  • Takasaki, JP (2015)
  • Tokyo, JP (2015)

Company Filing History:


Years Active: 2015

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2 patents (USPTO):Explore Patents

Title: Innovations of Katsuyuki Kayahara

Introduction

Katsuyuki Kayahara is a notable inventor based in Takasaki, Japan. He has made significant contributions to the field of electrical engineering, particularly in the development of noise filters and power splitters. With a total of 2 patents, his work showcases innovative solutions to common challenges in electronic design.

Latest Patents

One of his latest patents is a **Common Mode Noise Filter**. This invention features a filter body that includes a non-magnetic body, along with a first and second magnetic body that sandwich the non-magnetic body. It also incorporates a first and second coil conductor of planar shape, which are embedded in the non-magnetic body and positioned to face each other without contact. Additionally, the filter has non-magnetic protective parts made of a stronger material than the magnetic bodies, ensuring durability and effectiveness.

Another significant patent is the **Multilayer Power Splitter**. This device consists of a laminate containing two transformers. The inductance ratio of the primary and secondary sides of the first transformer is adjusted to 4:1, while the second transformer maintains a 1:1 ratio. The design allows for an input port to be branched into two, facilitating input to the transformers in opposite phases, which enhances the efficiency of power distribution.

Career Highlights

Katsuyuki Kayahara is currently employed at Taiyo Yuden Co., Ltd., a company known for its advancements in electronic components. His work at Taiyo Yuden has allowed him to focus on innovative solutions that address the needs of modern electronics.

Collaborations

Throughout his career, Kayahara has collaborated with talented coworkers such as Yoshiyuki Motomiya and Koji Taketomi. These collaborations have contributed to the development of cutting-edge technologies in the field.

Conclusion

Katsuyuki Kayahara's contributions to the field of electrical engineering through his patents reflect his innovative spirit and dedication to advancing technology. His work continues to influence the design and functionality of electronic devices today.

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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