Yokohama, Japan

Akihisa Yamaguchi

This inventor holds 8 USPTO granted patents. Top assignees: Fujitsu Semiconductor Limited, Chiyoda Corporation, Tonen Corporation. Active years: 1999-2015.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Akihisa Yamaguchi. Retrieved from https://idiyas.com/inventor/akihisa-yamaguchi

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


% Patents Active = 87.5

Average Co-Inventor Count = 2.7

ph-index = 3

Forward Citations = 39(Granted Patents)


Company Filing History:


Years Active: 1999-2015

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8 patents (USPTO):Explore Patents

Title: Akihisa Yamaguchi: Innovator in Semiconductor Technology

Introduction

Akihisa Yamaguchi is a prominent inventor based in Yokohama, Japan. He has made significant contributions to the field of semiconductor technology, holding a total of 8 patents. His work has been instrumental in advancing the capabilities of semiconductor devices.

Latest Patents

Yamaguchi's latest patents include a semiconductor storage device and a method of manufacturing the same. This semiconductor storage device features memory cells that include a transistor and a capacitor, along with bit lines, word lines, and sense amplifiers. The design incorporates a first memory cell group sharing a first auxiliary word line and a second memory cell group sharing a second auxiliary word line. Additionally, he has developed a semiconductor device, semiconductor integrated circuit, SRAM, and a method for producing a Dt-MOS transistor. This device includes a silicon substrate, element isolation region, and various regions that enhance its functionality.

Career Highlights

Throughout his career, Akihisa Yamaguchi has worked with notable companies such as Fujitsu Semiconductor Limited and Chiyoda Corporation. His experience in these organizations has allowed him to refine his expertise in semiconductor technology and contribute to innovative projects.

Collaborations

Yamaguchi has collaborated with several talented individuals in the field, including Noriyuki Yoneda and Takeshi Minami. These collaborations have fostered a creative environment that has led to groundbreaking advancements in semiconductor technology.

Conclusion

Akihisa Yamaguchi's contributions to semiconductor technology through his patents and collaborations highlight his role as a key innovator in the industry. His work continues to influence the development of advanced 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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