Location History:
- Ibaraki Prefecture, JP (1997)
- Ibaraki, JP (1997 - 2009)
Company Filing History:
Years Active: 1997-2009
Title: Inventor Akihiko Shimotani: A Pioneer in Pharmaceutical Innovation
Introduction
Akihiko Shimotani, an accomplished inventor based in Ibaraki, Japan, has made significant contributions to the field of pharmaceuticals through his innovative methodologies. With four patents to his name, Shimotani is recognized for developing processes that enhance the efficiency and safety of drug production.
Latest Patents
Among his notable inventions is a patented method of producing polymorphic crystals of donepezil hydrochloride. This invention presents a straightforward approach to generating polymorphic crystal (III), which is characterized by its environmental safety, low production costs, and high refinement efficiency. The process involves dissolving donepezil in ethanol and subsequently adding hydrochloric acid or hydrogen chloride, with thorough stirring to achieve the desired crystal form.
Another significant patent from Shimotani focuses on protected aminothiazolylacetic acid derivatives. This invention describes a derivative that serves as a valuable intermediate for integrating a 2-(2-aminothiazol-4-yl)-2-alkoxyiminoacetyl group or a 2-(2-aminothiazol-4-yl)-2-alkenoyl group into a cephem backbone. The structural versatility of this derivative is poised to facilitate advancements in antibiotic development.
Career Highlights
Throughout his career, Akihiko Shimotani has been associated with leading pharmaceutical companies such as Eisai Chemical Co., Ltd. and Eisai R&D Management Co., Ltd. His tenure at these organizations has allowed him to play a crucial role in the research and development of new pharmaceutical products, contributing to the advancement of medical science.
Collaborations
Shimotani has collaborated with prominent professionals in the industry, including Yoshio Urawa and Takeo Kanai. These partnerships have enabled the exchange of knowledge and expertise, further enriching the innovative processes he has developed.
Conclusion
Akihiko Shimotani exemplifies the spirit of innovation in the pharmaceutical industry. His patents are not only a testament to his creativity but also serve as pivotal contributions to enhancing drug production processes. As he continues to advance pharmaceutical research, his work is likely to inspire future inventions that prioritize safety, efficiency, and cost-effectiveness.
Inventor’s Patent Attorneys refers to legal professionals with specialized expertise in representing inventors throughout the patent process. These attorneys assist inventors in navigating the complexities of patent law, including filing patent applications, conducting patent searches, and protecting intellectual property rights. They play a crucial role in helping inventors secure patents for their innovative creations.