This inventor holds 3 USPTO granted patents. Top assignees: Ishihara Sangyo Kaisha, Ltd., Chemipro Kasei Kaisha, Limited. Active years: 1995-1998.
Company Filing History:
3 out of 394 
1 out of 11 Years Active: 1995-1998
Title: Motohiko Hamaguchi: Innovator in Halogenation Chemistry
Introduction
Motohiko Hamaguchi is a notable inventor based in Yokkaichi, Japan. He has made significant contributions to the field of chemistry, particularly in the area of halogenation of aromatic compounds. With a total of 3 patents to his name, his work has had a considerable impact on various chemical processes.
Latest Patents
Hamaguchi's latest patents include innovative methods for producing chemical intermediates. One of his notable patents is focused on the production of 5,7-dichloro-4-hydroxyquinoline. This method involves reacting an aromatic compound with a halogenating agent to obtain a 3-halogenoaromatic compound. The detailed chemical processes outlined in his patents demonstrate his expertise in halogenation techniques.
Career Highlights
Throughout his career, Motohiko Hamaguchi has worked with prominent companies in the chemical industry. He has been associated with Ishihara Sangyo Kaisha, Ltd. and Chemipro Kasei Kaisha, Limited. His experience in these organizations has allowed him to refine his skills and contribute to significant advancements in chemical research.
Collaborations
Hamaguchi has collaborated with esteemed colleagues in his field, including Rikuo Nasu and Hiroshi Yoshizawa. These partnerships have fostered a collaborative environment that has led to innovative solutions in chemical processes.
Conclusion
Motohiko Hamaguchi's contributions to halogenation chemistry and his successful career in the industry highlight his role as a significant inventor. His patents and collaborations reflect his dedication to advancing chemical research and innovation.