Location History:
- Chiyoda-ku, JP (2011 - 2013)
- Akita, JP (2013)
- Tokyo, JP (1995 - 2024)
Company Filing History:
11 out of 2,636 
10 out of 181 
8 out of 315 
Years Active: 1995-2025
Title: The Innovative Contributions of Ryo Sakamoto in Magnetic Disc Technology
Introduction: Ryo Sakamoto, an accomplished inventor based in Tokyo, Japan, has made significant contributions to the field of magnetic disc technology through his innovative inventions. With a remarkable portfolio of 21 patents, he is recognized for his expertise in aluminum alloy substrates, which are crucial for the performance of magnetic discs.
Latest Patents: Among Ryo Sakamoto's latest patents are two notable inventions concerning aluminum alloy substrates for magnetic discs. The first patent details an aluminum alloy substrate specifically designed for magnetic discs, comprising a precise composition of elements such as iron (Fe) at 1.80 mass % or less, manganese (Mn) at 0.70 mass % or less, nickel (Ni) at 2.50 mass % or less, and several others, ensuring optimal performance with a balanced formulation of aluminum and inevitable impurities. The second patent focuses on an aluminum alloy disc blank designed for magnetic discs, which showcases a composition that allows for minimal flatness change when stored in specific environmental conditions.
Career Highlights: Ryo Sakamoto has built a remarkable career, working with prominent companies such as The Furukawa Electric Co., Ltd. and UACJ Corporation. His innovative mindset and dedication to excellence have earned him recognition and respect within the industry, as well as a substantial number of patents that have advanced magnetic disc technology.
Collaborations: Throughout his career, Ryo has had the opportunity to collaborate with talented individuals, including his colleagues Kotaro Kitawaki and Hideyuki Hatakeyama. These collaborations have likely contributed to the innovative solutions they have developed together, further enhancing the quality and efficiency of magnetic disc technologies.
Conclusion: Ryo Sakamoto's contributions to the field of magnetic disc technology, highlighted by his impressive array of patents and collaborations, underscore his role as a key innovator in this domain. With his focus on aluminum alloys and dedication to advancing technology, Ryo Sakamoto continues to leave a lasting impact on the industry.