Kodaira, Japan

Haruka Shimizu

This inventor holds 20 USPTO granted patents and 2 published patent applications and 1 EPO patent. Top assignees: Renesas Electronics Corporation, Hitachi, Ltd., Bayer Healthcare Aktiengesellschaft. Active years: 2009-2026.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Haruka Shimizu. Retrieved from https://idiyas.com/inventor/haruka-shimizu

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

USPTO Granted Patents = 20 

% Patents Active = 55.0


Average Co-Inventor Count = 2.8

ph-index = 3

Forward Citations = 28(Granted Patents)


Location History:

  • Kokubunji, JP (2011)
  • Kodaira, JP (2010 - 2017)
  • Tokyo, JP (2009 - 2019)

Company Filing History:


Years Active: 2009-2026

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20 patents (USPTO):Explore Patents

Title: Haruka Shimizu: Innovator in Semiconductor Technology

Introduction

Haruka Shimizu is a prominent inventor based in Kodaira, Japan, known for his significant contributions to semiconductor technology. With a total of 17 patents to his name, Shimizu has made remarkable advancements in the field, particularly in power semiconductor devices.

Latest Patents

Shimizu's latest patents include innovations such as a semiconductor device and a power conversion device. These inventions aim to address the challenge of achieving a large current and highly reliable power semiconductor device while minimizing the size of the unit cell. The semiconductor device features multiple p-type body regions that extend in a first direction, along with a JFET region positioned between adjacent p-type body regions. Additionally, his work on a normally-off power JFET and its manufacturing method highlights the complexities of semiconductor active elements, particularly those based on silicon carbide (SiC). This invention focuses on the precision control of gate regions to enhance performance while mitigating junction current issues.

Career Highlights

Throughout his career, Shimizu has worked with notable companies such as Renesas Electronics Corporation and Hitachi, Ltd. His experience in these leading organizations has allowed him to refine his expertise in semiconductor technology and contribute to groundbreaking innovations.

Collaborations

Shimizu has collaborated with talented individuals in the field, including Natsuki Yokoyama and Koichi Arai. These partnerships have fostered a creative environment that has led to the development of advanced semiconductor solutions.

Conclusion

Haruka Shimizu's work in semiconductor technology exemplifies the spirit of innovation and dedication to solving complex engineering challenges. His contributions continue to influence the industry and pave the way for future advancements in power semiconductor devices.

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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