Location History:
- Okayama, JP (1998 - 2000)
- Kurashiki, JP (2004 - 2021)
- Tokyo, JP (2014 - 2022)
Company Filing History:
Years Active: 1998-2025
Title: Hiroi Yamaguchi: Innovator in Electrical Steel Sheet Manufacturing
Introduction
Hiroi Yamaguchi, based in Tokyo, Japan, is a prominent inventor known for his significant contributions to the field of electrical steel sheet manufacturing. With an impressive portfolio of 33 patents, Yamaguchi has made notable advancements that enhance the performance and efficiency of electrical materials used in various applications.
Latest Patents
Among his latest innovations, Yamaguchi has developed a "Method for manufacturing grain-oriented electrical steel sheet." This method demonstrates the ability to achieve excellent magnetic properties from a thin slab, eliminating the need for an inhibitor forming component. The process involves specific slab heating and annealing conditions that ensure stable magnetic performance.
Another pivotal patent is the "Method for nitriding grain-oriented electrical steel sheet." This technique allows for superior magnetic properties with minimal variation. It works by generating glow discharge between positive and negative electrodes in a nitriding zone, subsequently irradiating the plasma onto the steel strip for enhanced nitriding.
Career Highlights
Yamaguchi's career includes pivotal roles at notable companies, particularly JFE Steel Corporation and Kawasaki Steel Corporation. His work has not only expanded the capabilities of electrical steel but has also positioned him as a leading figure in the field of material science.
Collaborations
Throughout his career, Yamaguchi has collaborated with esteemed colleagues, including Seiji Okabe and Takeshi Omura. These partnerships have fostered a rich environment for innovation and have contributed substantially to the advancement of technologies in electrical steel production.
Conclusion
Hiroi Yamaguchi's dedication to innovation has established him as a leading inventor in the realm of electrical steel sheets. His patents reflect a commitment to improving material properties and manufacturing processes, ensuring that the industry continues to evolve and meet modern demands. With a strong foundation in technical expertise and collaborative efforts, Yamaguchi's work will undoubtedly influence the future of electrical 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.