Location History:
- Funabashi, JP (2000)
- Chiba, JP (2002 - 2004)
Company Filing History:
2 out of 149 
1 out of 832,891 Years Active: 2000-2004
Title: Innovations of Yoshimi Sugaya
Introduction
Yoshimi Sugaya is a notable inventor based in Chiba, Japan. She has made significant contributions to the field of powdered materials and sintered metal products. With a total of 3 patents, her work showcases innovative approaches to manufacturing processes.
Latest Patents
One of her latest patents is titled "Die for die compacting of powdered material." This invention discloses a die designed for compacting powdered materials, featuring a die body with a penetrating die cavity. The die is equipped with punches that apply pressure to the powdered material, forming a compact. The die cavity is coated with materials such as titanium carbide and tungsten carbide, while the die holder is made from a tempered steel material. The die cavity is tapered at a specific ratio, enhancing its functionality.
Another significant patent is "Method of producing sintered metal sprocket and sprocket produced by the method." This patent outlines a process for creating a sintered metal sprocket for silent chains. The method involves preparing a base mixture of iron powder, lubricant, and graphite powder, followed by compression molding and sintering at high temperatures. The resulting sprocket can undergo additional hardening processes to improve its mechanical performance.
Career Highlights
Yoshimi Sugaya has worked with Hitachi Powdered Metals Co., Ltd., where she has applied her expertise in powdered metallurgy. Her innovative approaches have contributed to advancements in manufacturing techniques and product quality.
Collaborations
Throughout her career, Yoshimi has collaborated with notable individuals such as Makoto Iwakiri and Takeshi Oba. These collaborations have further enriched her work and expanded her impact in the field.
Conclusion
Yoshimi Sugaya's contributions to the field of inventions, particularly in powdered materials and sintered products, highlight her innovative spirit and dedication to advancing technology. Her patents reflect a commitment to improving manufacturing processes and product performance.