Higashiosaka, Japan

Toshiyuki Tohda

This inventor holds 4 USPTO granted patents. Top assignee: Sharp Kabushiki Kaisha Corporation. Active years: 2000-2008.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Toshiyuki Tohda. Retrieved from https://idiyas.com/inventor/toshiyuki-tohda

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


% Patents Active = 75.0

Average Co-Inventor Count = 1.4

ph-index = 2

Forward Citations = 8(Granted Patents)


Company Filing History:


Years Active: 2000-2008

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4 patents (USPTO):Explore Patents

Title: Innovations of Toshiyuki Tohda

Introduction

Toshiyuki Tohda is a prominent inventor based in Higashiosaka, Japan. He has made significant contributions to the field of semiconductor technology, holding a total of 4 patents. His work focuses on enhancing the performance and reliability of semiconductor devices.

Latest Patents

Tohda's latest patents include a semiconductor memory device and a method of manufacturing the same. This method involves several steps, such as providing a gate insulating film on an active region and depositing a first conductive film. The process is designed to create openings that facilitate the formation of a gate electrode and charge retention sections. Another notable patent addresses the issue of layer peeling in semiconductor devices. This invention aims to suppress the layer-peeling phenomenon while maintaining the electrical properties of the ferroelectric layer. By incorporating convex regions in the design, Tohda's invention enhances the durability of semiconductor devices.

Career Highlights

Tohda is associated with Sharp Kabushiki Kaisha Corporation, where he has been instrumental in advancing semiconductor technologies. His innovative approaches have contributed to the company's reputation as a leader in the electronics industry.

Collaborations

Throughout his career, Tohda has collaborated with notable colleagues, including Masahiko Yanagi and Masahiro Saitoh. These partnerships have fostered a creative environment that encourages the development of groundbreaking technologies.

Conclusion

Toshiyuki Tohda's contributions to semiconductor technology exemplify his dedication to innovation. His patents reflect a commitment to improving device performance and reliability, making him a significant figure in the 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]
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