Fujisawa, Japan

Tomoyuki Maekawa

This inventor holds 7 USPTO granted patents and 2 published patent applications. Top assignees: Kabushiki Kaisha Toshiba, Toshiba Electronic Devices & Storage Corporation. Active years: 1998-2025.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Tomoyuki Maekawa. Retrieved from https://idiyas.com/inventor/tomoyuki-maekawa

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

USPTO Granted Patents = 7 

% Patents Active = 57.1

Average Co-Inventor Count = 1.5

ph-index = 2

Forward Citations = 30(Granted Patents)


Location History:

  • Yokohama, JP (1998 - 2000)
  • Fujisawa, JP (2009 - 2011)
  • Kanagawa, JP (2019)

Company Filing History:


Years Active: 1998-2025

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7 patents (USPTO):Explore Patents

Title: Tomoyuki Maekawa: Innovator in Semiconductor Technology

Introduction

Tomoyuki Maekawa is a prominent inventor based in Fujisawa, Japan. He has made significant contributions to the field of semiconductor technology, holding a total of 7 patents. His work focuses on integrated circuits and diagnostic methods that enhance the performance and reliability of semiconductor devices.

Latest Patents

Maekawa's latest patents include innovative designs for semiconductor integrated circuits and methods for testing these circuits. One of his notable inventions involves a core circuit that features first and second scan layers, along with a test control circuit. This circuit is designed to manage scan tests effectively, ensuring that data is accurately processed during testing phases. Another significant patent addresses a semiconductor device that includes multiple scan chains with retention flip-flops, allowing for data restoration and diagnosis to ensure optimal functionality.

Career Highlights

Throughout his career, Tomoyuki Maekawa has worked with esteemed companies such as Kabushiki Kaisha Toshiba and Toshiba Electronic Devices & Storage Corporation. His experience in these organizations has allowed him to develop and refine his expertise in semiconductor technology, contributing to advancements in the industry.

Collaborations

Maekawa has collaborated with notable colleagues, including Kazuo Konishi and Shimpei Yoshioka. These partnerships have fostered innovation and have played a crucial role in the development of his patented technologies.

Conclusion

Tomoyuki Maekawa's contributions to semiconductor technology through his patents and collaborations highlight his role as a key innovator in the field. His work continues to influence advancements in integrated circuits and diagnostic methods, showcasing the importance of innovation in technology.

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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