Hironobu Kumagai

Title: Hironobu Kumagai: Innovator in Isothiazole Derivatives

Introduction

Hironobu Kumagai is a notable inventor based in Fuji, Japan. He has made significant contributions to the field of chemistry, particularly in the development of isothiazole derivatives. With a total of 3 patents, his work has garnered attention in both academic and industrial circles.

Latest Patents

Kumagai's latest patents include a process for producing isothiazole derivatives. This process specifically focuses on the production of 3,4-dichloro-5-cyanoisothiazole, represented by a general formula. Another significant patent involves a hydrazone compound, which serves multiple purposes, including forming a metal complex and acting as a monomer for manufacturing polymer compounds. The hydrazone compound is represented by a general formula that includes various pyridyl groups.

Career Highlights

Throughout his career, Hironobu Kumagai has worked with prominent companies such as Ihara Chemical Industry Co., Ltd. and Toyota Motor Corporation. His experience in these organizations has allowed him to apply his innovative ideas in practical settings, contributing to advancements in chemical processes.

Collaborations

Kumagai has collaborated with notable colleagues, including Hidetaka Hiyoshi and Hideo Ooi. These partnerships have likely enriched his research and development efforts, fostering a collaborative environment for innovation.

Conclusion

Hironobu Kumagai stands out as a significant figure in the field of chemistry, with a focus on isothiazole derivatives. His patents and career achievements reflect his dedication to innovation and collaboration in the scientific community.