Ryoichi Shimizugawa

Title: Ryoichi Shimizugawa: Innovator in Manganese Technologies

Introduction

Ryoichi Shimizugawa is a notable inventor based in Takaoka, Japan. He has made significant contributions to the field of manganese technologies, holding a total of four patents. His work primarily focuses on the development of electrolytic manganese dioxide and innovative manganese fertilizers.

Latest Patents

Shimizugawa's latest patents include advancements in electrolytic manganese dioxide and methods for its manufacturing. One of his key inventions involves electrolytic manganese dioxide that has a BET specific surface area of less than 30 m²/g and a suspensiveness of less than 50 mg/liter. This innovation is particularly beneficial for alkaline manganese batteries and manganese batteries, enhancing both initial performance and storability. Additionally, he has developed a manganese fertilizer that utilizes byproducts from the production of electrolytic manganese dioxide. This fertilizer is designed to provide both instantaneous and slow-release effects, containing 3 to 20 wt % citric acid-soluble manganese and 0.5 to 7.0 wt % water-soluble manganese.

Career Highlights

Throughout his career, Ryoichi Shimizugawa has worked with prominent companies such as Japan Metals & Chemicals Co., Ltd. and Japan Metals & Chemical Co. Inc. His expertise in manganese technologies has positioned him as a key figure in the industry.

Collaborations

Shimizugawa has collaborated with notable individuals in his field, including Hisao Takehara and Yoshihiro Nakayama. These partnerships have contributed to the advancement of his innovative projects.

Conclusion

Ryoichi Shimizugawa's contributions to manganese technologies through his patents and collaborations highlight his role as a significant inventor in this specialized field. His work continues to influence the development of efficient materials for various applications.