Chigasaki, Japan

Hirofumi Igarashi

This inventor holds 2 USPTO granted patents and 1 published patent application. Top assignee: Kabushiki Kaisha Toshiba. Active years: 2002-2004.

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

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

USPTO Granted Patents = 2 

% Patents Active = 50.0

Average Co-Inventor Count = 2.0

ph-index = 1

Forward Citations = 5(Granted Patents)


Company Filing History:


Years Active: 2002-2004

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2 patents (USPTO):Explore Patents

Title: Hirofumi Igarashi: Innovator in Semiconductor Technology

Introduction

Hirofumi Igarashi is a notable inventor based in Chigasaki, Japan. He has made significant contributions to the field of semiconductor technology, holding a total of 2 patents. His work focuses on enhancing the design and functionality of semiconductor devices.

Latest Patents

Igarashi's latest patents include innovative methods for creating semiconductor devices. One of his patents describes a semiconductor device that comprises a semiconductor substrate, a p-type well, and an n-type well. The design features a corner C that helps suppress the generation of a difference in well isolation punch-through voltage. This structure allows for a fine device design while maintaining the desired voltage without relaxing design rules. Another patent presents a similar semiconductor device with a corner C1, emphasizing the importance of precise engineering in semiconductor applications.

Career Highlights

Hirofumi Igarashi is associated with Kabushiki Kaisha Toshiba, a leading company in the technology sector. His work at Toshiba has allowed him to push the boundaries of semiconductor technology, contributing to advancements that benefit various electronic applications.

Collaborations

Igarashi collaborates with Masahiko Matsumoto, a fellow innovator in the field. Their partnership has fostered a creative environment that encourages the development of cutting-edge technologies.

Conclusion

Hirofumi Igarashi's contributions to semiconductor technology exemplify the impact of innovation in modern electronics. His patents reflect a commitment to advancing the field while ensuring high standards of design and functionality.

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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