Kochi, Japan

Makoto Ashiuchi

This inventor holds 3 USPTO granted patents, plus 1 CIPO patent and 1 EPO patent. Top assignees: Kochi University, Toyo Boseki Kabushiki Kaisha, Yamasa Corporation. Active years: 2006-2015.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Makoto Ashiuchi. Retrieved from https://idiyas.com/inventor/makoto-ashiuchi

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


% Patents Active = 66.7



Average Co-Inventor Count = 3.3

ph-index = 1

Forward Citations = 2(Granted Patents)


Company Filing History:


Years Active: 2006-2015

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3 patents (USPTO):Explore Patents

Title: The Innovative Work of Makoto Ashiuchi: A Visionary Inventor from Kochi, JP

Introduction: Makoto Ashiuchi is a prominent inventor based in Kochi, Japan, known for his significant contributions to the field of biotechnology. With a focus on producing high-quality poly-γ-glutamic acid, he has successfully filed three patents, demonstrating his innovative approach to scientific research and application.

Latest Patents: Among his latest patents is a breakthrough process for producing poly-γ-glutamic acid with high optical purity. This invention is aimed at efficiently generating poly-γ-glutamic acid that boasts a high L-glutamic acid content and exceptional quality. The process utilizes a specific bacterium known for its γ-L-PGA producing capabilities. Additionally, he developed a method for producing poly-γ-L-glutamate featuring a large molecular weight—over 1,300,000—while maintaining uniform optical purity. His patents also cover a microorganism capable of producing this high-molecular-weight compound under liquid culture conditions, along with methods for screening this microorganism and utilizing the resulting poly-γ-L-glutamate in various applications.

Career Highlights: Throughout his career, Ashiuchi has been associated with notable companies, including Toyo Boseki Kabushiki Kaisha and Kochi University. His work in these institutions has allowed him to explore and innovate in the realm of synthetic biopolymers, making significant strides in the understanding and production of poly-γ-glutamic acid.

Collaborations: Makoto has collaborated with esteemed colleagues such as Shuhei Yamamoto and Masaru Kitagawa, contributing to the advancement of research and the successful development of his patented processes. Their teamwork embodies the spirit of innovation and scientific exploration.

Conclusion: Makoto Ashiuchi's contributions to the field of biotechnology and his inventive methods for producing poly-γ-glutamic acid highlight the importance of innovation in addressing contemporary scientific challenges. His patents not only reflect his expertise but also pave the way for future advancements in biopolymer applications. As an inventor, he continues to inspire others in the field, proving that dedication and creativity can lead to remarkable discoveries.

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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