Location History:
- Funabashi, JP (1987)
- Funabashi, US (1987)
- Kawasaki, JP (1988)
Company Filing History:
Years Active: 1987-1988
Title: Kunio Hisamitsu: Innovator in Chemical Synthesis
Introduction
Kunio Hisamitsu is a notable inventor based in Funabashi, Japan. He has made significant contributions to the field of chemical synthesis, particularly in the production of amino acids. His innovative approaches have led to the development of several patents that enhance the efficiency and effectiveness of chemical processes.
Latest Patents
Kunio Hisamitsu holds a total of 4 patents. His latest patents focus on the synthesis of N-protected-L-.alpha.-aspartyl-L-phenylalanine. The process involves two main reactions: the reaction of an N-protected-L-aspartic anhydride with R.sub.1 -L-phenylalanine, and the reaction of an N-protected-L-aspartic anhydride with L-phenylalanine in an aqueous medium in the presence of R.sub.2. In this context, R.sub.1 can be an alkali metal salt, alkaline earth metal salt, ammonium salt, or organic amine salt, while R.sub.2 may be an ammonium salt or an alkali or alkaline earth metal salt of an inorganic or organic acid.
Career Highlights
Kunio Hisamitsu is associated with Ajinomoto Co., Ltd., a leading company in the food and biotechnology sectors. His work at Ajinomoto has allowed him to focus on innovative solutions in chemical synthesis, contributing to the company's reputation for excellence in research and development.
Collaborations
Throughout his career, Kunio has collaborated with esteemed colleagues such as Tadashi Takemoto and Toshihide Yukawa. These collaborations have fostered a creative environment that encourages the exchange of ideas and advancements in their respective fields.
Conclusion
Kunio Hisamitsu is a distinguished inventor whose work in chemical synthesis has led to valuable patents and advancements in the industry. His contributions continue to influence the field and inspire future innovations.