Tokyo, Japan

Ryozo Matsunaga

This inventor holds 1 USPTO granted patent. Top assignee: Nippon Kayaku Kabushiki Kaisha. Active years: 1989.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Ryozo Matsunaga. Retrieved from https://idiyas.com/inventor/ryozo-matsunaga

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

Calculating rank

% Patents Active = 100.0

Average Co-Inventor Count = 3.0

ph-index = 1


Company Filing History:


Years Active: 1989

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1 patent (USPTO):Explore Patents

Title: Ryozo Matsunaga: Innovator in Water-Soluble Azo Compounds

Introduction

Ryozo Matsunaga is a prominent inventor based in Tokyo, Japan. He is known for his significant contributions to the field of dye chemistry, particularly in the development of water-soluble azo compounds. His innovative work has led to advancements in dyeing methods that are both effective and environmentally friendly.

Latest Patents

Matsunaga holds a patent for "Water-soluble azo compounds having a triazine moiety and dyeing method." This patent describes water-soluble metallized disazo compounds that, in their free acid form, are represented by a specific chemical formula. The compounds feature substituents such as chlorine or nitro, and are designed for use in dyeing applications.

Career Highlights

Throughout his career, Ryozo Matsunaga has made significant strides in the field of dye chemistry. His work at Nippon Kayaku Kabushiki Kaisha has positioned him as a key figure in the development of innovative dyeing technologies. His research has not only contributed to the scientific community but has also had practical applications in various industries.

Collaborations

Matsunaga has collaborated with notable colleagues, including Satoshi Ototake and Masao Furusawa. These partnerships have fostered a collaborative environment that encourages innovation and the sharing of ideas within the field.

Conclusion

Ryozo Matsunaga's contributions to the field of dye chemistry, particularly through his patented innovations, highlight his role as a leading inventor. His work continues to influence the industry and pave the way for future advancements in dyeing technologies.

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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