Kanagawa, Japan

Fumiaki Okazaki

This inventor holds 6 USPTO granted patents and 1 published patent application. Top assignee: Sony Corporation. Active years: 2013-2022.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Fumiaki Okazaki. Retrieved from https://idiyas.com/inventor/fumiaki-okazaki

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

USPTO Granted Patents = 6 

% Patents Active = 66.7

Average Co-Inventor Count = 1.3

ph-index = 2

Forward Citations = 15(Granted Patents)


Company Filing History:


Years Active: 2013-2022

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6 patents (USPTO):Explore Patents

Title: Fumiaki Okazaki: Innovator in Field Effect Transistor Technology

Introduction

Fumiaki Okazaki is a prominent inventor based in Kanagawa, Japan. He has made significant contributions to the field of semiconductor technology, particularly in the development of insulated gate field effect transistors. With a total of 6 patents to his name, Okazaki's work has had a substantial impact on the industry.

Latest Patents

Okazaki's latest patents focus on methods for manufacturing insulated gate field effect transistors. One of his notable inventions includes a design featuring a base with source/drain regions, a channel forming region, and a gate insulating film. This design also incorporates an insulating layer that covers the source/drain regions and a gate electrode formation opening above the channel forming region. Additionally, the gate electrode is formed by burying a conductive material layer in the gate electrode formation opening. His innovative approach also includes a first interlayer insulating layer that contains no oxygen atoms as a constituent element, along with a second interlayer insulating layer positioned on top of the first.

Career Highlights

Fumiaki Okazaki is currently employed at Sony Corporation, where he continues to push the boundaries of technology in the semiconductor field. His work has been instrumental in advancing the capabilities of insulated gate field effect transistors, which are crucial components in modern electronic devices.

Collaborations

Throughout his career, Okazaki has collaborated with notable colleagues, including Junichi Furukawa and Hiroshi Tayanaka. These partnerships have fostered innovation and have contributed to the successful development of various technologies in the semiconductor industry.

Conclusion

Fumiaki Okazaki's contributions to the field of insulated gate field effect transistors exemplify his dedication to innovation and technology. His patents and work at Sony Corporation highlight his role as a leading inventor in the semiconductor industry.

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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