Saitama, CA, United States of America

Seiki Igarashi

This inventor holds 2 USPTO granted patents and 3 published patent applications. Top assignee: Fuji Electric., Ltd.. Active years: 2026.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Seiki Igarashi. Retrieved from https://idiyas.com/inventor/seiki-igarashi-4yzevquh

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

Calculating rank
USPTO Granted Patents = 2 

Average Co-Inventor Count = 1.0

ph-index = 1


Company Filing History:


Years Active: 2026

Loading Chart...
2 patents (USPTO):Explore Patents

Title: Seiki Igarashi: Innovator in Semiconductor Technology

Introduction

Seiki Igarashi is a notable inventor based in Saitama, California, known for his contributions to semiconductor technology. With a total of 2 patents, Igarashi has made significant advancements in the field, particularly in circuits that enhance the efficiency of semiconductor devices.

Latest Patents

Igarashi's latest patents include a semiconductor oscillation suppression circuit and a power converter circuit. The semiconductor oscillation suppression circuit aims to suppress voltage oscillation of a switching element with low loss. This innovative circuit features a wide-bandgap semiconductor element and a capacitor connected in parallel, which has a larger capacity than the junction capacitance of the semiconductor element. The power converter circuit includes a first switching device connected to a positive voltage side and a series of components designed to optimize power conversion efficiency.

Career Highlights

Igarashi is currently employed at Fuji Electric, Ltd., where he continues to develop cutting-edge technologies in the semiconductor industry. His work has been instrumental in advancing the capabilities of power electronics, making them more efficient and reliable.

Collaborations

Igarashi collaborates with Fumio Yukawa, a fellow innovator in the field. Their partnership has led to the development of groundbreaking technologies that push the boundaries of semiconductor applications.

Conclusion

Seiki Igarashi's contributions to semiconductor technology through his patents and collaborations highlight his role as a key innovator in the industry. His work continues to influence advancements in power electronics, showcasing the importance of innovation in this field.

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]
Loading…