Tokuyama, Japan

Yuji Nonaka

This inventor holds 20 USPTO granted patents, primarily in Herbicide Chemistry. Top assignees: Toyo Soda Manufacturing Co., Ltd., Toyo Soda Mfg. Co., Ltd., (Zaidanhojin) Sagami Chemical Research Center. Active years: 1976-1989.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Yuji Nonaka. Retrieved from https://idiyas.com/inventor/yuji-nonaka

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 = 4.9

ph-index = 6

Forward Citations = 102(Granted Patents)


Location History:

  • Shin-nanyo, JA (1976)
  • Shin-nanyo, JP (1979 - 1986)
  • Yamaguchi, JP (1986 - 1989)
  • Tokuyama, JP (1986 - 1989)

Company Filing History:


Years Active: 1976-1989

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Areas of Expertise:
Herbicides
Fungicidal Compositions
Pyridylcarbamates
Propionic Acid Derivatives
Oxadiazole Derivatives
Amino Acid Derivatives
Dipeptide Derivatives
Protecting Group Elimination
Selective Herbicides
Antifungal Agents
Thiazolin Compounds
Alkanoic Acid Amides
20 patents (USPTO):Explore Patents

Title: Yuji Nonaka: A Pioneer in Fungicidal Innovations

Introduction

Yuji Nonaka, an esteemed inventor based in Tokuyama, Japan, has made significant contributions to the field of fungicides, amassing an impressive portfolio of 20 patents. His innovative work focuses on developing chemical compounds that protect plants from fungal infections, showcasing the importance of research and innovation in agriculture.

Latest Patents

Among Nonaka's most recent patents are the following:

- **Certain-2-pyridyloxy-phenoxy-propionic acid-s-thiazolin-2-yl**

- **A propionic acid thiol ester derivative** featuring a notable structure where R₁ can vary, allowing for versatile applications in fungicidal formulations.

- **Fungicidal methods containing N-pyridylcarbamates**: This patent encompasses a composition that includes an N-pyridylcarbamate derivative as an active ingredient. The formula illustrates various possible substituents, providing a comprehensive approach to combating molds and fungal diseases in crops.

These innovations highlight Nonaka’s commitment to advancing agricultural science and improving plant health through chemical solutions.

Career Highlights

Yuji Nonaka has had a prolific career, contributing his expertise while working with notable companies, including Toyo Soda Manufacturing Co., Ltd. and Toyo Soda Mfg. Co., Ltd. His dedication to research has led to groundbreaking developments in fungicidal technology, positioning him as a leader in this specialization.

Collaborations

Throughout his career, Nonaka has collaborated with esteemed professionals in the field, including Akira Nakanishi and Kiyotaka Oyama. Their collective efforts have not only fostered innovative ideas but also facilitated significant advancements in chemical research and application, benefiting the agricultural sector.

Conclusion

In conclusion, Yuji Nonaka's contributions to the realm of fungicides through his inventive patents have marked him as a prominent figure in agricultural innovation. His work not only showcases the potential of chemical solutions to enhance plant health but also underscores the role of collaboration in driving scientific progress. Through continuous research and development, Nonaka is helping to secure a healthier future for crops and the communities that rely on them.

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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