Company Filing History:
Years Active: 1988-1995
Title: Innovator Bunjiro Fukuda: Pioneering Advances in Electrical Steel Manufacturing
Introduction
Bunjiro Fukuda, an accomplished inventor based in Chiba, Japan, has made significant contributions to the field of electrical steel manufacturing. With a total of seven patents to his name, his innovative techniques focus on enhancing the magnetic characteristics of electrical steel sheets, crucial for various applications in the electrical and electronics industries.
Latest Patents
Fukuda's most recent patents exemplify his expertise in developing low-core-loss grain oriented electrical steel. One of his innovations, titled “Method of Manufacturing Low-Core-Loss Grain Oriented Electrical Steel,” presents a novel approach where thread-like grooves are meticulously formed in a cold-rolled grain oriented electrical steel sheet, achieving an impressive final thickness of about 0.27 mm. This method aligns the grooves within a range of about 30 degrees from the direction perpendicular to the rolling direction.
Another remarkable patent, “Low-Iron Loss Grain Oriented Electromagnetic Steel Sheet and Method of,” describes an electrical steel sheet that undergoes final finishing annealing to develop a series of linear grooves on its surface. These grooves, strategically positioned across the rolling direction, enhance the magnetic characteristics and maintain low iron loss even after stress relief annealing. The design features a rectangular cross-sectional shape with grooves that possess projections in their bottom portions, deepening the groove depth for optimal performance.
Career Highlights
Bunjiro Fukuda has made his mark in the industry while working for Kawasaki Steel Corporation, recognized for its advancements in manufacturing steel products. His expertise and innovative mindset have led to the development of technologies that improve the efficiency and effectiveness of electrical steel, critical to modern electrical machines and devices.
Collaborations
Throughout his career, Fukuda has collaborated with esteemed colleagues, including Keiji Sato and Toshitomo Sugiyama. Their joint efforts have helped propel advancements in electrical steel manufacturing, showcasing a culture of teamwork and shared innovation within Kawasaki Steel Corporation.
Conclusion
Bunjiro Fukuda stands as a noteworthy figure in the realm of invention, particularly in the manufacturing of low-core-loss grain oriented electrical steel. His multiple patents reflect a deep commitment to enhancing technological processes, benefiting both the industry and the broader field of electrical engineering. As he continues to innovate, Fukuda’s work will undoubtedly leave a lasting impact on the future of electrical steel applications.