Kawasaki, Japan

Koji Kubota

This inventor holds 7 USPTO granted patents. Top assignee: Ajinomoto Co., Ltd.. Active years: 1976-1993.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Koji Kubota. Retrieved from https://idiyas.com/inventor/koji-kubota-w12topgk

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 = 3.1

ph-index = 3

Forward Citations = 24(Granted Patents)


Location History:

  • Kawasaki, J (1976)
  • Kawasaki, JA (1978)
  • Kawasaki, JP (1987 - 1993)

Company Filing History:


Years Active: 1976-1993

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7 patents (USPTO):Explore Patents

Title: The Innovations of Koji Kubota

Introduction

Koji Kubota is a prominent inventor based in Kawasaki, Japan. He has made significant contributions to the field of biochemistry, particularly in the production of amino acids. With a total of six patents to his name, Kubota's work has had a notable impact on various applications in the industry.

Latest Patents

Among his latest patents is a process for producing L-aspartyl-L-phenylalanine and its diketopiperazine. This invention focuses on a method that involves contacting and reacting a culture, cell, or a cell-treated product of a microorganism capable of hydrolyzing diketopiperazine into aspartyl-phenylalanine or capable of performing intramolecular condensation of aspartyl-phenylalanine into diketopiperazine with diketopiperazine and/or aspartyl-phenylalanine in an aqueous medium. Another significant patent is for a process for producing L-serine, which combines chemical synthesis and enzyme chemical synthesis. In this process, L-serine is biochemically produced from 2-oxo-azazolidine-4-carboxylic acid or a salt thereof.

Career Highlights

Koji Kubota is currently associated with Ajinomoto Co., Ltd., a leading company in the field of food and biotechnology. His work at Ajinomoto has allowed him to explore innovative methods for amino acid production, contributing to advancements in both food science and pharmaceuticals.

Collaborations

Kubota has collaborated with notable coworkers such as Kenzo Yokozeki and Osamu Tosaka. These collaborations have fostered a creative environment that encourages the development of groundbreaking technologies in their respective fields.

Conclusion

Koji Kubota's contributions to the field of biochemistry through his innovative patents and collaborations highlight his role as a key inventor in the industry. His work continues to influence the production of essential amino acids, showcasing the importance of innovation in science and technology.

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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