Sakata, Japan

Yuichiro Igarashi

This inventor holds 1 USPTO granted patent. Top assignee: Tdk Corporation. Active years: 2007.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Yuichiro Igarashi. Retrieved from https://idiyas.com/inventor/yuichiro-igarashi

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 = 6.0

ph-index = 1

Forward Citations = 12(Granted Patents)


Company Filing History:


Years Active: 2007

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1 patent (USPTO):Explore Patents

Title: Yuichiro Igarashi: Innovator in Coil Assembly Technology

Introduction

Yuichiro Igarashi is a notable inventor based in Sakata, Japan. He has made significant contributions to the field of electrical engineering, particularly in the design of coil assemblies. His innovative work has led to the development of a patent that addresses key challenges in characteristic impedance.

Latest Patents

Igarashi holds a patent for a "Coil assembly including common-mode choke coil." This invention is designed to reduce variations in characteristic impedance. The coil assembly features a winding section with a first surface and a second surface, which are opposite each other. It includes a plurality of first protrusions on the first surface and a plurality of second protrusions on the second surface. These protrusions are identical in shape and are arranged linearly, ensuring that the first protrusions are offset from the second protrusions. Two conducting wires are wound between neighboring protrusions, allowing one wire to contact one neighboring protrusion while the other wire contacts the other neighboring protrusion. This innovative design enhances the performance of electrical components.

Career Highlights

Yuichiro Igarashi is associated with TDK Corporation, a leading company in electronic components. His work at TDK has allowed him to focus on advancing coil assembly technologies. With a patent portfolio that includes 1 patent, Igarashi has established himself as a key figure in his field.

Collaborations

Igarashi has collaborated with talented coworkers, including Katsumi Saito and Takeshi Okumura. Their combined expertise has contributed to the success of various projects within TDK Corporation.

Conclusion

Yuichiro Igarashi's contributions to coil assembly technology exemplify the spirit of innovation in electrical engineering. His patent for a coil assembly that reduces variations in characteristic impedance showcases his commitment to advancing technology. Through his work at TDK Corporation, Igarashi continues 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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