Sumie Suda

Title: The Innovative Contributions of Sumie Suda

Introduction

Sumie Suda is a prominent inventor based in Kobe, Japan. She has made significant contributions to the field of materials science, particularly in the development of high-strength steel wires for springs. With a total of 8 patents to her name, Suda's work has had a profound impact on various industries.

Latest Patents

One of her latest patents involves a steel wire designed for high-strength springs that excels in workability and strength. This steel wire features tempered martensite and includes essential components such as carbon, silicon, manganese, chromium, and aluminum. The specific composition allows for a grain size number of prior austenite of 11.0 or larger, ensuring excellent fatigue properties and sag resistance. Another notable patent describes a hard-drawn spring that demonstrates fatigue strength and sag resistance comparable to those produced with oil-tempered wire. This spring is made from a steel wire containing specific percentages of carbon, silicon, manganese, and chromium, with a controlled number of carbides to enhance its performance.

Career Highlights

Throughout her career, Sumie Suda has worked with notable companies such as Kabushiki Kaisha Kobe Seiko Sho and NHK Spring Co., Ltd. Her innovative approaches and dedication to research have positioned her as a leader in her field.

Collaborations

Suda has collaborated with esteemed colleagues, including Nobuhiko Ibaraki and Koichi Sakamoto, to further advance her research and development efforts.

Conclusion

Sumie Suda's contributions to the field of materials science and her innovative patents have significantly influenced the development of high-strength springs. Her work continues to inspire future advancements in engineering and manufacturing.