Tokyo, Japan

Tomoko Yamagishi

This inventor holds 12 USPTO granted patents and 5 published patent applications and 4 EPO patents. Top assignee: Zeon Corporation. Active years: 2019-2026.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Tomoko Yamagishi. Retrieved from https://idiyas.com/inventor/tomoko-yamagishi

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

USPTO Granted Patents = 12 

% Patents Active = 83.3

 

Average Co-Inventor Count = 2.1

ph-index = 1

Forward Citations = 6(Granted Patents)


Company Filing History:


Years Active: 2019-2026

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12 patents (USPTO):Explore Patents

Title: Innovations of Tomoko Yamagishi

Introduction

Tomoko Yamagishi is a prominent inventor based in Tokyo, Japan. She has made significant contributions to the field of materials science, particularly in the development of advanced electromagnetic wave absorbing materials. With a total of nine patents to her name, Yamagishi continues to push the boundaries of innovation.

Latest Patents

One of her latest patents is an electromagnetic wave absorbing sheet. This innovative sheet includes a fibrous substrate and a plurality of carbon nanotubes attached to it. The attached amount of carbon nanotubes in the sheet is 5 mass % or more, and it boasts a surface resistance of 20 Ω/sq. or more. Another notable patent is for a carbon nanotube assembly and its production method. This assembly meets specific conditions related to FT-IR spectrum characteristics, pore size distribution, and spatial frequency spectrum analysis.

Career Highlights

Yamagishi works at Zeon Corporation, where she has been instrumental in advancing research and development in her field. Her work has garnered attention for its practical applications in various industries, including telecommunications and electronics.

Collaborations

Some of her notable coworkers include Mitsugu Uejima and Tsutomu Nagamune. Their collaborative efforts have contributed to the success of various projects within the company.

Conclusion

Tomoko Yamagishi's innovative work in the field of electromagnetic wave absorption and carbon nanotube technology highlights her significant impact on materials science. Her contributions continue to inspire advancements in technology and research.

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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