Company Filing History:
Years Active: 1979-1984
Title: **The Innovative Contributions of Takeo Nagata**
Introduction
Takeo Nagata is a prominent inventor based in Yokohama, Japan. He has made significant strides in the field of microbiological processes, with a total of three patents to his name. His work predominantly focuses on the production of citric acid, utilizing unique fermentation methods that promise to enhance yields and efficiency.
Latest Patents
Nagata's latest patents reflect his expertise and innovative approach. One of his key inventions is a **process for producing citric acid from hydrocarbons by fermentation**. This process involves culturing microorganisms such as *Candida tropicalis*, *Candida lipolytica*, *Candida intermedia*, and *Candida brumptii*, along with their mutants and variants. The cultivation occurs under conditions that maintain a higher concentration of dissolved oxygen, significantly improving citric acid productivity to more than 150 g/l.
Another remarkable patent focuses on a **suppressing method of iso-citric acid formation in producing citric acid from hydrocarbons by fermentation**. This invention also utilizes the same group of microorganisms in a culture medium that comprises paraffinic and olefinic hydrocarbons. By incorporating specific non-ionic surface active agents, Nagata's method enhances the efficiency of citric acid production, providing a viable industrial application.
Career Highlights
Takeo Nagata currently works at Showa Oil Company, Ltd., where his innovative research continues to impact the industrial fermentation processes positively. His dedication and contributions to microbiology and chemical engineering make him an esteemed professional in his field.
Collaborations
Throughout his career, Nagata has collaborated with notable coworkers, including Takao Matsumoto and Yoshiyuki Ichikawa. These partnerships have fostered a collaborative environment, encouraging innovation and the cross-pollination of ideas in the realm of microbiological research.
Conclusion
Takeo Nagata's pioneering work in the production of citric acid through fermentation showcases his significant contribution to the field of microbiology. His inventive methodologies not only advance scientific knowledge but also hold the potential for industrial applications that can revolutionize the production processes. As he continues to explore new horizons, his inventions are sure to leave a lasting mark in the world of innovations.