Kunihide Takashima is a prominent inventor based in Kitakyushu, Japan. He has made significant contributions to the field of electrical steel technology, holding a total of 8 patents. His work focuses on enhancing the performance of electrical steel materials, which are crucial for various applications in the electrical industry.

Latest Patents

Among his latest patents, Takashima has developed a grain-oriented electrical steel sheet that features a very high magnetic flux density. This innovative material contains 2.5 to 4.0 weight percent silicon as an essential component, achieving a magnetic flux density of not less than 1.92 tesla. The design ensures that at least 80 percent of the area is made up of matrix secondary recrystallization grains, which have specific size requirements in both the direction of cold rolling and perpendicular to it. Additionally, he has patented a method for producing permalloy cores, which involves coating permalloy strips with a slurry containing magnesium hydroxide and other additives, followed by a series of processing steps to create high-quality cores.

Career Highlights

Kunihide Takashima is currently employed at Nippon Steel Corporation, where he continues to innovate in the field of electrical materials. His expertise and dedication have positioned him as a key figure in advancing electrical steel technology.

Collaborations

Throughout his career, Takashima has collaborated with notable colleagues, including Fumio Matsumoto and Toshihiko Takata. These partnerships have fostered a collaborative environment that enhances the development of innovative solutions in their field.

Conclusion

Kunihide Takashima's contributions to electrical steel technology exemplify the impact of innovation in the industry. His patents and ongoing work at Nippon Steel Corporation continue to shape the future of electrical materials.

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