Sakaimachi, Japan

Tokiyoshi Korenaga

This inventor holds 1 USPTO granted patent. Top assignee: Asahi Kasei Kogyo Kabushiki Kaisha. Active years: 1977.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Tokiyoshi Korenaga. Retrieved from https://idiyas.com/inventor/tokiyoshi-korenaga

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 = 9(Granted Patents)


Company Filing History:


Years Active: 1977

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1 patent (USPTO):Explore Patents

Title: Biography of Tokiyoshi Korenaga

Introduction: Tokiyoshi Korenaga is a notable inventor based in Sakaimachi, Japan. He is recognized for his innovative contributions to the field of food safety, particularly in the removal of harmful substances from agricultural products.

Latest Patents: Korenaga holds a patent for a method aimed at the removal of aflatoxin from cereals, oil seeds, and feedstuffs. This method involves contacting contaminated materials with a mixed solvent system of liquid dimethyl ether and water. The process is designed to reduce aflatoxin content to 15 ppb or less while preserving the integrity of proteins by conducting the method at low temperatures. Additionally, the spent solvent system can be easily regenerated using activated carbon, allowing for recycling.

Career Highlights: Korenaga's work has significantly impacted food safety standards, providing a reliable solution for aflatoxin contamination. His innovative approach has garnered attention in both academic and industrial circles.

Collaborations: Throughout his career, Korenaga has collaborated with esteemed colleagues, including Nobumitsu Yano and Itaru Fukinbara. These partnerships have contributed to the advancement of research and development in his field.

Conclusion: Tokiyoshi Korenaga's contributions to the invention of methods for aflatoxin removal highlight his commitment to improving food safety. His work continues to influence practices in agriculture and

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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