This inventor holds 3 USPTO granted patents. Top assignees: Toyota Jidosha Kabushiki Kaisha, Aichi Steel Works, Ltd., Nippon Kinzoku Co., Ltd.. Active years: 1989-1991.
Company Filing History:
3 out of 38,774 
2 out of 58 
1 out of 21 Years Active: 1989-1991
Title: Innovative Contributions of Shigetoshi Sugimoto in Steel Technology
Introduction: Shigetoshi Sugimoto, an accomplished inventor based in Aichi, Japan, has made significant strides in the field of materials science. With a focus on the development of steel that exhibits excellent wear resistance, Sugimoto has acquired three patents that have critical implications for various industrial applications.
Latest Patents: Among Sugimoto's notable inventions is a steel composition designed for enhanced wear resistance. This innovation comprises 0.55-1.10% carbon (C), up to 2.0% silicon (Si), up to 2.0% manganese (Mn), and 12.0-25.0% chromium (Cr). This steel is particularly well-suited for manufacturing piston rings or rocker arms. In addition, the inclusion of 0.05-1.10% aluminum (Al) improves the material's properties for spheroidization of carbides, providing a more uniform carbide particle size, which further elevates wear resistance. For application-specific enhancements, a variation can include 0.20-2.0% nickel (Ni) to boost corrosion resistance, toughness, and hardenability. Furthermore, the addition of molybdenum (Mo), vanadium (V), or niobium (Nb) enhances high-temperature strength and surface hardness, providing a versatile material that can undergo surface treatments such as gas nitriding.
Career Highlights: Shigetoshi Sugimoto has built a reputable career working with prestigious companies like Toyota Motor Corporation and Aichi Steel Works, Ltd. His experience spans various facets of steel research and development, showcasing his commitment to innovation and advancement in materials technology.
Collaborations: Throughout his career, Sugimoto has collaborated with talented coworkers such as Shinzi Shibata and Hiroshi Kaede. These partnerships have been instrumental in driving forward the research and testing efforts that led to the successful patenting of his inventions.
Conclusion: Shigetoshi Sugimoto exemplifies the spirit of innovation in the materials science industry through his dedicated research and practical inventions in steel technology. His contributions have not only advanced industrial applications but have also positioned him as a significant figure in the realm of steel invention.