Company Filing History:
Years Active: 1990-1997
Title: Fumio Toda: Innovator in Chemical Processes
Introduction
Fumio Toda is a notable inventor based in Shigenobu, Japan. He has made significant contributions to the field of chemistry, particularly in the production and separation of chemical compounds. With a total of 2 patents, his work has implications for various industrial applications.
Latest Patents
One of Toda's latest patents is a method of producing choline of high purity. This innovative process utilizes a molecule-inclusion complex of choline as a starting material. The method effectively eliminates by-products by reacting an aqueous solution of choline with host molecules and carbon dioxide gas. The resulting choline is a strongly basic compound that is highly useful as a photoresist-developing solution.
Another significant patent involves a process for separating alkyl-substituted naphthalene derivatives. This process includes forming a clathrate complex with 9,9'-bianthracene and then recovering the desired alkyl-substituted naphthalene derivative through thermal decomposition. This method enhances the efficiency of separating valuable chemical compounds from mixtures.
Career Highlights
Fumio Toda has worked with several companies throughout his career, including Japan Hydrazine Co., Ltd. and Kureha Kagaku Kogyo K.K. His experience in these organizations has contributed to his expertise in chemical processes and innovations.
Collaborations
Throughout his career, Toda has collaborated with notable individuals such as Shunji Hyoda and Youichi Hasegawa. These collaborations have likely enriched his research and development efforts in the field of chemistry.
Conclusion
Fumio Toda's contributions to chemical processes through his patents demonstrate his innovative spirit and dedication to advancing the field. His work continues to influence various applications in the industry, showcasing the importance of research and development in chemistry.