Location History:
- Ibaraki, JP (1996 - 1999)
- Tsukuba, JP (2001 - 2012)
- Tokyo, JP (2007 - 2019)
Company Filing History:
8 out of 329 
7 out of 417 
3 out of 3 Years Active: 1996-2019
Title: **Hiroyuki Koshio: Innovator in Pharmaceutical Chemistry**
Introduction
Hiroyuki Koshio is an accomplished inventor based in Tokyo, Japan, with a notable portfolio of 20 patents to his name. His work primarily focuses on advancements in pharmaceutical compounds that address various medical conditions. Koshio's research has led to significant innovations that have the potential to improve treatment methodologies in the pharmaceutical industry.
Latest Patents
Among his latest contributions is a groundbreaking patent titled "Method for producing 4,4,7-trifluoro-1,2,3,4-tetrahydro-5H-1-benzazepine compound and intermediate used in the method." This invention provides a comprehensive method for synthesizing a compound that exhibits superior agonistic activity towards the arginine vasopressin V2 receptor. This compound is particularly useful as an active ingredient in pharmaceutical formulations aimed at preventing or treating conditions such as urinary frequency, urinary incontinence, enuresis, central diabetes insipidus, nocturia, and nocturnal enuresis. The method is noteworthy for its efficiency, requiring fewer production steps, yielding higher quantities, and reducing overall costs compared to traditional methods.
Career Highlights
Hiroyuki Koshio has had an impressive career in the pharmaceutical sector, with past associations at well-respected companies such as Yamanouchi Pharmaceutical Company Ltd. and Astellas Pharma GmbH. His contributions in these roles have helped pave the way for innovations in drug development and production.
Collaborations
Throughout his career, Koshio has collaborated with several notable professionals in the field, including Souichirou Kawazoe and Fukushi Hirayama. These collaborations have fueled innovative research and contributed to the advancement of pharmacological applications.
Conclusion
Hiroyuki Koshio's dedication to innovation in pharmaceutical chemistry has not only led to numerous patents but has also opened new pathways for treatment in various medical conditions. His method for producing key compounds reflects a commitment to enhancing the efficiency and effectiveness of pharmaceutical applications, marking him as a significant figure in the industry.