Susumu Okada

Title: The Innovations of Susumu Okada

Introduction

Susumu Okada is a notable inventor based in Zushi, Japan. He is recognized for his contributions to the field of materials science, particularly in the development of a unique copper paste composition. His innovative work has led to advancements in low-temperature firing processes on ceramic substrates.

Latest Patents

Okada holds a patent for a copper paste composition designed for low-temperature firing on ceramic substrates. This composition consists of inorganic components and organic vehicle components. The inorganic components primarily include copper powder, cuprous oxide powder, cupric oxide powder, and glass powder. The mixing ratio of these inorganic components is 100 parts by weight of copper powder, approximately 10 to 15 parts by weight of cuprous oxide powder, about 12 to 17 parts by weight of cupric oxide powder, and around 7 to 12 parts by weight of glass powder. The ratio of inorganic components to organic vehicle components is about 95 to 70 parts by weight of the organic vehicle components. Additionally, the average particle size of the copper powder ranges from about 0.5 to 3 micrometers, with an oxygen content of approximately 0.05 to 0.15 weight percent.

Career Highlights

Throughout his career, Okada has worked with prominent companies such as Dai-ichi Kogyo Seiyaku Co., Ltd. and Dowa Mining Co., Ltd. His experience in these organizations has contributed significantly to his expertise in materials development and innovation.

Collaborations

Okada has collaborated with notable colleagues, including Shuji Saeki and Masatoshi Suehiro. These partnerships have fostered a collaborative environment that has enhanced the quality and impact of his inventions.

Conclusion

Susumu Okada's innovative contributions to the field of materials science, particularly through his copper paste composition, highlight his role as a significant inventor. His work continues to influence advancements in ceramic substrate technology.