Location History:
- Fukui, JA (1976)
- Katsuyama, JA (1978)
- Katsuyamashi, JP (1980 - 1991)
- Katsuyama, JP (1992 - 1995)
- Fukui, JP (1978 - 2000)
Company Filing History:
21 out of 28 
3 out of 13 
1 out of 832,912 Years Active: 1976-2000
Title: Eiichi Koshinaka: A Pioneer in Photostable Aqueous Solutions
Introduction
Eiichi Koshinaka is an accomplished inventor from Katsuyama, Japan, known for his significant contributions to the field of pharmaceutical science. With a remarkable portfolio of 24 patents, Koshinaka has established himself as a key player in the development of innovative aqueous solutions incorporating benzyl alcohol derivatives.
Latest Patents
One of Eiichi Koshinaka’s latest inventions is a photostable aqueous solution comprising benzyl alcohol derivatives. This invention includes optically active (-)-(R)-α-((tert-butylamino)methyl)-2-chloro-4-hydroxybenzyl alcohol and its pharmacologically acceptable salt. The solution is formulated to include at least one photostabilizer selected from saccharides, sugar alcohols, and polyalcohols. It specifies that the content of the active ingredient ranges from 0.01 to 10% (w/v), while the photostabilizer should be present at 1 to 50% (w/v). Furthermore, at least 10% (w/w) of the photostabilizer must be based on a total weight of the active ingredient and its salt.
Career Highlights
Throughout his career, Koshinaka has worked with notable companies, including Hokuriku Pharmaceutical Co., Ltd. and Hokuriku Seiyaku Co., Ltd. His innovative spirit and dedication to improving pharmaceutical formulations have laid the groundwork for various advancements in drug stabilization and efficacy.
Collaborations
Eiichi Koshinaka has collaborated with esteemed colleagues, such as Hideo Kato and Nobuo Ogawa. Their joint efforts have fostered a productive environment for research and development, contributing to the success of numerous projects in the pharmaceutical sector.
Conclusion
Eiichi Koshinaka’s contributions to the field of aqueous solutions and his extensive patent portfolio underscore his role as a key innovator. His work continues to impact the pharmaceutical industry, paving the way for new formulations that enhance the efficacy and stability of drugs. As he pushes the boundaries of innovation, Koshinaka exemplifies the spirit of creativity and scientific exploration.