This inventor holds 1 USPTO granted patent. Top assignee: Nippon Light Metal Company, Ltd.. Active years: 1985.
Company Filing History:
Years Active: 1985
Title: Kunihiko Hotta: Innovator in Magnetic Recording Media
Introduction
Kunihiko Hotta is a notable inventor based in Shizuoka, Japan. He has made significant contributions to the field of magnetic recording media. His innovative work has led to the development of a unique aluminum substrate that enhances the performance and reliability of magnetic disks.
Latest Patents
One of Kunihiko Hotta's key patents is for an aluminum substrate for magnetic recording media. This substrate is composed of an aluminum alloy plate containing 2 to 6% by weight magnesium, with impurities limited to minimal amounts. The surface of this substrate features an anodic oxidation film with a thickness of more than 3 micrometers, formed through a chromic acid process. This anodized aluminum substrate significantly reduces the occurrence of black spot defects and prevents the formation of cracks when exposed to high temperatures, despite the thicker anodic oxidation film. He holds 1 patent for this innovative technology.
Career Highlights
Kunihiko Hotta is associated with Nippon Light Metal Company, Ltd., where he has been instrumental in advancing the company's research and development efforts in aluminum materials. His expertise in aluminum alloys has positioned him as a key figure in the industry.
Collaborations
Throughout his career, Kunihiko has collaborated with notable colleagues, including Koichi Yoshida and Yoshio Hirayama. These partnerships have fostered a collaborative environment that encourages innovation and the sharing of ideas.
Conclusion
Kunihiko Hotta's contributions to the field of magnetic recording media through his patented aluminum substrate demonstrate his commitment to innovation. His work not only enhances the performance of magnetic disks but also showcases the importance of research and development in advancing technology.