Company Filing History:
Years Active: 1978-1989
Title: The Innovative Contributions of Issei Nakamura
Introduction
Issei Nakamura is a prominent inventor based in Hachioji, Japan. He has made significant contributions to the field of magnetic recording technology. With a total of 5 patents to his name, Nakamura's work has had a lasting impact on the industry.
Latest Patents
Nakamura's latest patents include advancements in magnetic recording mediums. One of his notable inventions is a magnetic recording medium that comprises a support with a magnetic layer containing a magnetic metallic powder. This powder maintains its differential thermal curve up to a temperature of at least 80 degrees Celsius. The magnetic metallic powder consists of an alloy system of metals such as iron, nickel, and cobalt, among others. Another patent involves a magnetic recording medium that features a unitary magnetic layer made of iron oxide powder with cobalt adsorbed on its surface. The average grain size of this powder is not more than 0.5 micrometers, and it has specific acicular ratios and coercive forces, enhancing its performance in magnetic applications.
Career Highlights
Nakamura is associated with Konishiroku Photo Industry Co., Ltd., where he has been instrumental in developing innovative technologies. His expertise in magnetic materials has positioned him as a key figure in the advancement of recording mediums.
Collaborations
Throughout his career, Nakamura has collaborated with notable colleagues, including Kenji Itozawa and Kazumasa Matsumoto. These partnerships have fostered a creative environment that has led to groundbreaking innovations in their field.
Conclusion
Issei Nakamura's contributions to magnetic recording technology exemplify the spirit of innovation. His patents reflect a deep understanding of materials and their applications, making him a valuable asset to the industry.