Neyagawa, Japan

Tatsuya Yagyu

This inventor holds 17 USPTO granted patents and 2 EPO patents. Top assignees: Orient Chemical Industries, Ltd., Seiko Epson Corporation, Other. Active years: 1987-2007.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Tatsuya Yagyu. Retrieved from https://idiyas.com/inventor/tatsuya-yagyu

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


% Patents Active = 100.0


Average Co-Inventor Count = 3.5

ph-index = 6

Forward Citations = 109(Granted Patents)


Location History:

  • Yahata, JP (1992)
  • Neyagawa, JP (1987 - 2002)
  • Osaka, JP (2007)
  • Osaka-shi, Osaka JP (2007)

Company Filing History:


Years Active: 1987-2007

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17 patents (USPTO):Explore Patents

Title: **The Innovative Mind of Tatsuya Yagyu**

Introduction

Tatsuya Yagyu is a notable inventor hailing from Neyagawa, Japan. With a remarkable portfolio of 17 patents, he has made substantial advancements in the field of material science, particularly focusing on carbon-based products. His latest innovations demonstrate his dedication to enhancing the functionality and quality of printing materials.

Latest Patents

Yagyu’s recent patents include a Modified Carbon Black Dispersion Liquid and a Water-Based Ink. These inventions emphasize the stable storage and high-performance qualities of carbon black in printing applications. The modified carbon black he developed possesses improved characteristics, such as low settleability and enhanced reflection density, making it ideal for use in inkjet printers. Furthermore, the oxidation treatment introduced lactone and carboxyl groups onto the surface of the carbon black, optimizing its performance in various applications.

Career Highlights

Throughout his career, Yagyu has collaborated with prominent companies such as Orient Chemical Industries, Ltd. and Seiko Epson Corporation. His work has not only contributed to product development but also advanced the understanding of materials used in printing technology.

Collaborations

Collaborating with esteemed colleagues such as Takashi Ono and Yoshihiro Sawatari has allowed Yagyu to bring innovative ideas to fruition. These partnerships have been instrumental in refining his inventions and ensuring their practical application in real-world scenarios.

Conclusion

Tatsuya Yagyu stands out as a leading inventor in the realm of carbon materials for printing, demonstrating that innovation stems from a deep understanding of materials and their properties. His dedication to creating high-quality, stable products solidifies his legacy as a remarkable figure in the field of technology and innovation.

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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