Location History:
- Tokushima, JP (1988)
- Mobara, JP (1990 - 1991)
Company Filing History:
3 out of 138 
1 out of 45 
Years Active: 1988-1991
Title: Shigemitsu Nagao: Innovator in Beta-Lactam Derivatives
Introduction
Shigemitsu Nagao is a notable inventor based in Mobara, Japan. He has made significant contributions to the field of pharmaceuticals, particularly in the production of beta-lactam derivatives. With a total of 4 patents to his name, Nagao's work has had a lasting impact on medicinal chemistry.
Latest Patents
Nagao's latest patents include a method for the production of beta-lactam derivatives. This invention provides a method of producing a beta-lactam derivative represented by a specific formula. The method consists essentially of the step of reacting a beta-lactam derivative with a phenol in a defined reaction system. Another significant patent is for the production of 3-exomethylenecepham derivatives. This method involves reacting a cephem with lead metal while maintaining the pH of the reaction system within a specific range.
Career Highlights
Throughout his career, Shigemitsu Nagao has worked with prominent companies such as Otsuka Pharmaceutical Co., Ltd. and Otsuka Chemical Co., Ltd. His experience in these organizations has contributed to his expertise in pharmaceutical innovations.
Collaborations
Nagao has collaborated with notable individuals in the field, including Michio Sasaoka and Sigeru Torii. These collaborations have likely enriched his research and development efforts.
Conclusion
Shigemitsu Nagao's contributions to the field of pharmaceuticals, particularly in beta-lactam derivatives, highlight his innovative spirit and dedication to advancing medicinal chemistry. His patents and collaborations reflect a commitment to improving healthcare through scientific discovery.
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.