Kanagawa, Japan

Jyounichi Kouda

This inventor holds 1 USPTO granted patent. Top assignee: Fuji Photo Film Company, Limited. Active years: 1985.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Jyounichi Kouda. Retrieved from https://idiyas.com/inventor/jyounichi-kouda

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 = 4.0

ph-index = 1

Forward Citations = 1(Granted Patents)


Company Filing History:


Years Active: 1985

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1 patent (USPTO):Explore Patents

Title: The Innovations of Jyounichi Kouda

Introduction

Jyounichi Kouda is a notable inventor based in Kanagawa, Japan. He has made significant contributions to the field of photography through his innovative work on silver halide photographic materials. His inventions have enhanced the quality and performance of photographic products.

Latest Patents

Kouda holds a patent for a silver halide photographic light-sensitive material. This material comprises a support with at least one light-sensitive silver halide emulsion layer. The emulsion layer includes a hydrophilic colloid layer containing a polyoxyethylene surface active agent and a nitron compound. The invention boasts excellent antistatic properties and development processing aptitude, ensuring high photographic quality and minimal screen contamination.

Career Highlights

Jyounichi Kouda is associated with Fuji Photo Film Company, Limited, where he has contributed to advancements in photographic technology. His work has been instrumental in improving the performance of photographic materials, making them more reliable and effective for users.

Collaborations

Kouda has collaborated with notable coworkers such as Shigeki Yokoyama and Nobuhisa Sekiguchi. Their combined expertise has fostered innovation within the company and the industry.

Conclusion

Jyounichi Kouda's contributions to the field of photography through his patented inventions have significantly impacted the industry. His work continues to influence the development of photographic materials, ensuring high-quality results for users.

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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