This inventor holds 7 USPTO granted patents and 1 published patent application, plus 2 CIPO patents and 1 EPO patent. Top assignees: Nippon Steel Corporation, Nippon Steel Sumitomo Metal Corporation. Active years: 2016-2026.
Company Filing History:
5 out of 3,705 
2 out of 1,102 Years Active: 2016-2026
Title: Fumio Shibao: Innovator in Steel Coating Technologies
Introduction
Fumio Shibao is a notable inventor based in Tokyo, Japan. He has made significant contributions to the field of steel coating technologies, holding a total of 7 patents. His innovative work focuses on enhancing the properties of plated steel sheets, which are essential in various industrial applications.
Latest Patents
Shibao's latest patents include a pre-coated plated steel sheet designed to inhibit the occurrence of paint film floating during the drawing process. This invention utilizes a Zn—Al—Mg-based alloy plated steel sheet as a base, featuring a multi-layer structure that includes a plating layer, a chemical treatment film layer, and a paint film layer. The paint film layer consists of a primer and an upper paint film, ensuring durability and performance.
Another significant patent is the organic resin-coated plated steel sheet, which improves degreasing properties while maintaining essential characteristics. This invention comprises a metal-coated steel sheet covered with an organic resin coating that includes dispersed urethane beads. The specific formulation and structure of this coating enhance its functionality and application in various industries.
Career Highlights
Fumio Shibao has worked with prominent companies such as Nippon Steel Corporation and Nippon Steel & Sumitomo Metal Corporation. His experience in these organizations has allowed him to develop and refine his innovative ideas in steel technology.
Collaborations
Throughout his career, Shibao has collaborated with esteemed colleagues, including Masayoshi Nagatomi and Hiroyasu Furukawa. These partnerships have contributed to the advancement of his research and the successful development of his patents.
Conclusion
Fumio Shibao's contributions to the field of steel coating technologies demonstrate his commitment to innovation and excellence. His patents reflect a deep understanding of material properties and their applications, making him a significant figure in the industry.