Company Filing History:
Years Active: 1978-1986
Title: Kohichi Fujiwara: Innovator in Grain-Oriented Electrical Steel Production
Introduction: Kohichi Fujiwara, an esteemed inventor based in Himeji, Japan, has made significant contributions to the field of electrical steel production. With two patents to his name, he has developed innovative processes that enhance the quality and efficiency of grain-oriented electrical steel sheets, crucial for various electrical applications.
Latest Patents: Kohichi Fujiwara's latest patents focus on two groundbreaking innovations. The first patent describes a "Process for producing a grain-oriented electrical steel sheet," which utilizes a double-rolling process. This method incorporates manganese (Mn), sulfur (S), and copper (Cu) as precipitation dispersion phases to effectively suppress the growth of primary-recrystallized crystal grains. The inventive concept lies in using an element that segregates in the grain boundaries of these crystals, allowing for a more controlled grain structure. The second patent relates to "Continuously cast slabs for producing grain-oriented electrical steel," which outlines the creation of slabs that exhibit excellent magnetic properties. In this innovation, at least 95% of the grains in the equi-axed crystal zone have dimensions smaller than 9 mm² per grain, ensuring optimal performance.
Career Highlights: Kohichi Fujiwara is affiliated with Nippon Steel Corporation, a leading entity in the steel manufacturing industry. His commitment to research and development has positioned him as a key player in advancing technology related to electrical steel.
Collaborations: Throughout his career, Kohichi has worked closely with fellow innovators Morio Shiozaki and Yozo Suga. Their collaborative efforts have helped in refining processes and enhancing the technological capabilities of grain-oriented electrical steel.
Conclusion: Kohichi Fujiwara's contributions to the field of electrical steel through innovative patents underline the importance of research and development in manufacturing. His work not only advances the industry but also exemplifies the spirit of innovation that defines modern engineering.
Inventor’s Patent Attorneys refers to legal professionals with specialized expertise in representing inventors throughout the patent process. These attorneys assist inventors in navigating the complexities of patent law, including filing patent applications, conducting patent searches, and protecting intellectual property rights. They play a crucial role in helping inventors secure patents for their innovative creations.