Company Filing History:
2 out of 2,247 
1 out of 1 Years Active: 1991-1995
Title: Chieko Itoh: Innovator in Oxazopyrroloquinoline Production
Introduction
Chieko Itoh is a notable inventor based in Niigata, Japan. She has made significant contributions to the field of chemistry, particularly in the production of oxazopyrroloquinolines. With a total of 3 patents to her name, her work has implications for various medical applications.
Latest Patents
Chieko Itoh's latest patents focus on a process for producing oxazopyrroloquinolines. This innovative process involves culturing microorganisms to produce pyrroloquinolinequinone. By adding .alpha.-amino acids or monomethylamine to the resulting culture broth, which contains the pyrroloquinolinequinone, she successfully converts it to the corresponding oxazopyrroloquinolines. The resulting compounds have shown excellent physiological activity and include aldose reductase inhibitors, diabetic combined disease curing agents, immunopotentiating agents, and liver disease inhibiting agents.
Career Highlights
Throughout her career, Chieko Itoh has worked with prominent companies such as Mitsubishi Gas Chemical Company, Inc. Her experience in these organizations has contributed to her expertise in the field of chemical production and innovation.
Collaborations
Chieko has collaborated with notable individuals in her field, including Teizi Urakami and Mitsunori Oda. These collaborations have likely enriched her research and development efforts.
Conclusion
Chieko Itoh's contributions to the production of oxazopyrroloquinolines highlight her innovative spirit and dedication to advancing medical science. Her work continues to influence the development of important therapeutic agents.