Kiyoshi Iwamoto

Title: The Innovations of Kiyoshi Iwamoto

Introduction

Kiyoshi Iwamoto is a notable inventor based in Kagamihara, Japan. He has made significant contributions to the field of pharmaceuticals, holding a total of three patents. His work focuses on developing formulations that enhance the stability and efficacy of pharmaceutical agents.

Latest Patents

One of Iwamoto's latest patents is a pharmaceutical formulation comprising glycine as a stabilizer. This invention provides pharmaceutical formulations suitable for intravenous injection, which include a lyophilized anti-ulcerative agent reconstituted in isotonic solutions. These solutions are adjusted to a pH between about 9 and about 12, preferably between about pH 10 and 11, using a glycine-sodium hydroxide buffer. The formulations are designed to be chemically and physically stable, maintaining their color for at least 6 to 12 hours at room temperature and for 24 to 48 hours when stored at 5°C. Another significant patent involves injections containing lipid A analogues and the process for their preparation. This invention outlines a method for creating an injection preparation by dissolving a lipid A analog in an alkaline aqueous solution, potentially at an elevated temperature, followed by the addition of a buffer.

Career Highlights

Kiyoshi Iwamoto is currently associated with Eisai Company, Limited, where he continues to innovate in the pharmaceutical sector. His work has been instrumental in advancing drug formulations that are both effective and stable for medical use.

Collaborations

Iwamoto has collaborated with notable colleagues such as Sumio Watanabe and Katsumi Onai, contributing to the development of innovative pharmaceutical solutions.

Conclusion

Kiyoshi Iwamoto's contributions to pharmaceutical formulations demonstrate his commitment to enhancing drug stability and efficacy. His patents reflect a deep understanding of chemical processes and a dedication to improving patient care through innovative solutions.