Yokohama, Japan

Hitomi Kawaguchiya

This inventor holds 3 USPTO granted patents. Top assignee: Kabushiki Kaisha Toshiba. Active years: 1997-2014.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hitomi Kawaguchiya. Retrieved from https://idiyas.com/inventor/hitomi-kawaguchiya

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

Calculating rank

% Patents Active = 66.7

Average Co-Inventor Count = 3.7

ph-index = 2

Forward Citations = 266(Granted Patents)


Location History:

  • Tokyo, JP (1997)
  • Yokohama, JP (1997 - 2014)

Company Filing History:


Years Active: 1997-2014

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3 patents (USPTO):Explore Patents

Title: Hitomi Kawaguchiya: Innovator in Semiconductor Technology

Introduction

Hitomi Kawaguchiya is a prominent inventor based in Yokohama, Japan. She has made significant contributions to the field of semiconductor technology, holding a total of 3 patents. Her innovative work focuses on improving the efficiency and reliability of semiconductor devices.

Latest Patents

One of her latest patents is a sample processing method. This method involves placing a sample on a sample placing module and setting first and second processing boxes on either side of the slice formation scheduled regions of the sample. The method includes processing the sample through a primary scan and a secondary scan, which utilize a continuously generated ion beam to form slices of the sample. The scans are designed to maintain frame portions of the sample in specific regions, enhancing the overall processing efficiency.

Another notable patent is related to an insulated-gate transistor with a narrow-bandgap source. This invention provides a structure for a semiconductor device that reduces leakage current while improving the drain breakdown voltage of various types of insulated-gate transistors. The design also enhances the reliability of the gate oxide film in transfer gates, making it a significant advancement in memory cell technology.

Career Highlights

Hitomi Kawaguchiya is currently employed at Kabushiki Kaisha Toshiba, a leading company in the technology sector. Her work at Toshiba has allowed her to push the boundaries of semiconductor innovation and contribute to the development of advanced electronic devices.

Collaborations

Throughout her career, she has collaborated with notable colleagues, including Masami Aoki and Tohru Ozaki. These collaborations have fostered a creative environment that has led to groundbreaking advancements in their respective fields.

Conclusion

Hitomi Kawaguchiya is a trailblazer in semiconductor technology, with a focus on enhancing device performance and reliability. Her contributions through her patents and work at Toshiba continue to shape the future of electronics.

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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