Location History:
- Miyazaki, JA (1977)
- Nobeoka, JP (1978 - 1985)
Company Filing History:
Years Active: 1977-1985
Title: Kiyohide Sako: Innovator in Pharmaceutical Chemistry
Introduction
Kiyohide Sako is a notable inventor based in Nobeoka, Japan. He has made significant contributions to the field of pharmaceutical chemistry, particularly in the development of novel compounds with potential therapeutic applications. With a total of 3 patents to his name, Sako's work is recognized for its innovative approach to drug development.
Latest Patents
Sako's latest patents include the invention of 6-Quinazolinesulfonyl derivatives and a process for their preparation. This patent describes a 6-quinazolinesulfonyl derivative of Formula (I), where R₁ can be a hydrogen atom or a C₁-12 alkyl group. Another significant patent involves a process for preparing 8,2'-O-anhydropurine nucleosides. This process is crucial for creating intermediates used in antiviral and anticarcinogenic drugs, achieved by heating 2',3'-O-sulfinyl-8-oxypurine nucleosides in an aprotic polar solvent with specific salts.
Career Highlights
Kiyohide Sako is currently associated with Asahi Kasei Kogyo Kabushiki Kaisha, a leading company in the chemical and pharmaceutical industry. His work at the company has allowed him to focus on innovative research and development, contributing to advancements in drug formulation and synthesis.
Collaborations
Throughout his career, Sako has collaborated with esteemed colleagues such as Kozo Tsunoda and Tsuneo Sowa. These collaborations have fostered a productive environment for innovation and have led to the successful development of various pharmaceutical compounds.
Conclusion
Kiyohide Sako's contributions to pharmaceutical chemistry through his patents and collaborations highlight his role as a key innovator in the field. His work continues to influence the development of new therapeutic agents, showcasing the importance of innovation in healthcare.