Location History:
- Yokohama, JA (1977)
- Yokohama, JP (1981)
Company Filing History:
Years Active: 1977-1981
Title: Innovations by Yoshihiko Hosaki
Introduction
Yoshihiko Hosaki is a notable inventor based in Yokohama, Japan. He has made significant contributions to the field of chemical engineering, particularly in the purification and separation processes of amino acids. With a total of 2 patents, his work has implications for both industrial applications and research.
Latest Patents
One of his latest patents is titled "Process for separating iminodiacetic acid from aqueous glycine solution." This innovative separation process involves adding sulfuric acid, in the presence of sodium salt, to an aqueous glycine solution. The pH of the solution is adjusted to 1.5 or less, allowing iminodiacetic acid to crystallize from the solution. This method efficiently recovers glycine while preventing the undesirable accumulation of iminodiacetic acid in the mother liquor. Another significant patent is "Process for purifying .alpha.-amino acids." This process focuses on purifying an .alpha.-amino acid that contains cyano impurities. It involves heating an aqueous solution of the amino acid in its alkali metal salt form, along with an alkali metal hydroxide, to decompose the cyano impurities.
Career Highlights
Yoshihiko Hosaki is currently associated with Showa Denko Kabushiki Kaisha, a prominent company in the chemical industry. His work at this organization has allowed him to develop and refine his innovative processes, contributing to advancements in the field.
Collaborations
He has collaborated with Koichi Wada, a fellow professional in the industry. Their partnership has likely fostered the exchange of ideas and expertise, enhancing the quality and impact of their work.
Conclusion
Yoshihiko Hosaki's contributions to the field of chemical engineering through his innovative patents demonstrate his commitment to advancing technology. His work not only addresses practical challenges but also paves the way for future research and development in amino acid purification and separation processes.