Ibaraki, Japan

Tomoyuki Hirayama

This inventor holds 26 USPTO granted patents and 1 published patent application and 3 EPO patents, primarily in Optical Waveguide Technology. Top assignee: Nitto-Denko Corporation. Active years: 2011-2022.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Tomoyuki Hirayama. Retrieved from https://idiyas.com/inventor/tomoyuki-hirayama

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

USPTO Granted Patents = 26 

% Patents Active = 53.8

 

Average Co-Inventor Count = 1.5

ph-index = 2

Forward Citations = 14(Granted Patents)


Company Filing History:


Years Active: 2011-2022

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Areas of Expertise:
Photosensitive Resin Composition
Optical Waveguide
Hybrid Flexible Printed Wiring Board
Photocurable Film
Epoxy Resin Composition
Light Transmission
Production Method
Birefringent Film
Liquid Crystal Panel
Optical Film
26 patents (USPTO):Explore Patents

Title: The Innovative Contributions of Tomoyuki Hirayama

Introduction

Tomoyuki Hirayama, an accomplished inventor based in Ibaraki, Japan, holds an impressive portfolio of 26 patents. His work primarily focuses on the development of advanced materials for optical technologies, marking significant strides in the field of photonics and electronics.

Latest Patents

Among his latest innovations is a photosensitive epoxy resin composition specifically designed for the formation of optical waveguides. This composition utilizes a solid semi-aliphatic bifunctional epoxy resin and includes a photo-cationic polymerization initiator. The resulting material demonstrates remarkable benefits, such as higher roll-to-roll adaptability, lower tackiness, and enhanced flexibility in its uncured state. This advanced resin composition not only achieves a lower refractive index but also excels in patternability and laser processability.

In addition to this, Hirayama has developed various related patents, including a curable film for optical waveguide formation and a hybrid flexible printed wiring board for optical/electrical transmission, which further illustrate his innovative approach to enhancing optical communication technologies.

Career Highlights

Hirayama is currently employed by Nitto Denko Corporation, where he has made significant contributions to the company's research and development efforts. His expertise in polymer science has played a pivotal role in advancing the materials used in optical components, thus fulfilling an essential need in modern telecommunications and data transmission.

Collaborations

Throughout his career, Tomoyuki Hirayama has collaborated with talented coworkers, including Toshiyuki Iida and Yutaka Ohmori. Their combined efforts have led to the successful development and patenting of groundbreaking technologies that push the boundaries of optical materials and solutions in industry.

Conclusion

Tomoyuki Hirayama's innovative work has established him as a prominent figure in the field of optical technology. With 26 patents to his name and ongoing contributions to his company, he continues to inspire advancements in the industry, significantly impacting the efficiency and capabilities of optical communications. His dedication to innovation serves as a testament to the importance of research and development in today's technologically driven world.

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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