Yoshiyuki Kusuoka

Title: Yoshiyuki Kusuoka: Innovator in Chemical Processes

Introduction

Yoshiyuki Kusuoka is a notable inventor based in Funabashi, Japan. He has made significant contributions to the field of chemistry, particularly in the development of processes for producing various chemical compounds. With a total of 4 patents to his name, Kusuoka's work has implications in both medicinal and agricultural applications.

Latest Patents

Kusuoka's latest patents include a method for producing geometrical isomers of oximino compounds. This innovative process allows for the selective production of either the E-geometrical isomer or the Z-geometrical isomer of an oximino compound, which is valuable in the pharmaceutical and agrochemical industries. The method involves mixing a mixture of geometrical isomers with an acidic compound, resulting in high yields and stereoselectivity.

Another significant patent involves the crystal forms of a sulfonylurea compound and the method for producing these forms. Kusuoka discovered that the sulfonylurea compound exhibits two types of crystal polymorphisms and four types of pseudo crystal polymorphisms. He also developed a production method for each crystal form through recrystallization or solvate, enhancing the storage stability of the compound.

Career Highlights

Throughout his career, Kusuoka has worked with prominent companies, including Nissan Chemical Industries Limited and Nissan Chemical Corporation. His experience in these organizations has allowed him to refine his expertise in chemical processes and innovations.

Collaborations

Kusuoka has collaborated with notable colleagues such as Daisuke Tanima and Keisuke Tsuji. These partnerships have contributed to the advancement of his research and the successful development of his patented processes.

Conclusion

Yoshiyuki Kusuoka is a distinguished inventor whose work in chemical processes has led to valuable innovations in the field. His contributions continue to impact the pharmaceutical and agricultural sectors, showcasing the importance of research and development in chemistry.