Tokyo, Japan

Tomoyuki Yamamoto

This inventor holds 6 USPTO granted patents and 3 published patent applications and 6 EPO patents. Top assignees: Kao Corporation, Mitsubishi Chemical Corporation. Active years: 1992-2026.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Tomoyuki Yamamoto. Retrieved from https://idiyas.com/inventor/tomoyuki-yamamoto-j7jqps5e

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

Calculating rank
USPTO Granted Patents = 6 

% Patents Active = 83.3

 

Average Co-Inventor Count = 2.6

ph-index = 3

Forward Citations = 20(Granted Patents)


Company Filing History:


Years Active: 1992-2026

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6 patents (USPTO):Explore Patents

Title: The Innovative Path of Tomoyuki Yamamoto

Introduction

Tomoyuki Yamamoto is a prominent inventor based in Tokyo, Japan, known for his significant contributions to the fields of materials science and cosmetics. With a remarkable portfolio consisting of four patents, Yamamoto has made strides in developing innovative technologies that enhance the quality and functionality of various products.

Latest Patents

Among his notable inventions is an ethylene-vinyl alcohol copolymer resin composition, which features an impressive gas barrier property, particularly in high humidity environments. This patent is characterized by its unique peak at 2θ=2 to 15° when analyzed through wide-angle X-ray diffraction using CuKα rays, showcasing its advanced oxygen barrier capabilities. Additionally, Yamamoto has created a cosmetic composition that combines an amide compound with a hydrophilic surfactant. This formulation aims to improve the water-retaining ability of the stratum corneum and effectively reduce skin roughness, highlighting his innovative approach in the cosmetic industry.

Career Highlights

Tomoyuki Yamamoto has had a distinguished career, during which he has contributed his expertise to renowned companies such as Kao Corporation and Mitsubishi Chemical Corporation. His work in these organizations has allowed him to develop and implement cutting-edge technologies, bridging the gap between scientific research and practical application.

Collaborations

Throughout his career, Yamamoto has collaborated with esteemed colleagues, including Akira Shigeta and Yuichiro Mitsuno. These partnerships have fostered a dynamic environment of innovation and creativity, enabling Yamamoto to take on challenging projects that push the boundaries of his field.

Conclusion

Tomoyuki Yamamoto's dedication to innovation and his impressive portfolio of patents illustrate his pivotal role in advancing materials science and cosmetics. His ongoing research and development efforts continue to inspire future inventors and shape the industries in which he operates. As he moves forward, Tomoyuki Yamamoto is sure to remain a key figure in the world of inventions, making significant contributions that enhance everyday life.

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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