Naonobu Hatano

Title: Naonobu Hatano: Innovator in Pharmaceutical Chemistry

Introduction

Naonobu Hatano is a distinguished inventor based in Takaishi, Japan. He has made significant contributions to the field of pharmaceutical chemistry, particularly through his innovative patents. With a total of 4 patents to his name, Hatano's work has had a notable impact on medical science.

Latest Patents

Among his latest patents, Hatano has developed a 6-fluoroprostaglandin. This compound features a specific formula where A is a carbonyl group or a hydroxymethylene group. The patent details various substituents, including R.sup.1, which can be a substituted or unsubstituted C.sub.1 -C.sub.10 alkyl group or a substituted or unsubstituted 5- or 6-membered cycloalkyl group. Additionally, R.sup.2 can be a hydrogen atom or a C.sub.1 -C.sub.10 alkyl group, while R.sup.3 and R.sup.4 may vary as hydrogen atoms or protecting groups. Furthermore, R.sup.5 can be a hydrogen atom or a hydroxyl group, and the compound can exist as a single or double bond, including its salt form when R.sup.2 is a hydrogen atom. Another significant patent involves calcium antagonist piperazine derivatives and their compositions.

Career Highlights

Hatano has worked with prominent companies in the pharmaceutical and chemical industries. Notably, he has been associated with Dainippon Pharmaceutical Company, Limited and Asahi Glass Company, Limited. His work in these organizations has allowed him to develop and refine his innovative ideas.

Collaborations

Throughout his career, Hatano has collaborated with esteemed colleagues, including Masanao Shimizu and Hitoshi Uno. These partnerships have contributed to the advancement of his research and the successful development of his patents.

Conclusion

Naonobu Hatano's contributions to pharmaceutical chemistry through his patents and collaborations highlight his role as an influential inventor. His innovative work continues to shape the landscape of medical science and pharmaceutical development.