Company Filing History:
Years Active: 1994-2005
Title: Akira Kawakami: Innovator in Magnetic and Composite Materials
Introduction
Akira Kawakami is a notable inventor based in Matsue, Japan. He has made significant contributions to the fields of magnetic materials and composite materials, holding a total of 4 patents. His work focuses on enhancing the performance and efficiency of materials used in various electronic applications.
Latest Patents
Kawakami's latest patents include a production method for semirigid magnetic material and a semirigid material and magnetic marker using it. This invention relates to a semi-hard magnetic material characterized by a rectangular hysteresis loop and superior magnetization steepness. The method involves preparing a multilayer clad material with layers containing iron and copper group metals, followed by a series of heating and cold working processes. This innovative approach allows for the creation of a high-squareness ratio magnetic material suitable for magnetic markers.
Another significant patent is for a composite material designed for electronic parts, which boasts high thermal conductivity and low thermal expansion characteristics. This composite material is particularly useful for heat sinks or heat spreaders. It consists of alternating layers of high-thermal conductivity copper or copper alloy and low-thermal expansion Fe-Ni alloy, forming a multi-layer structure. The production method involves stacking these materials and subjecting them to a bonding treatment under specific conditions to achieve the desired laminated structure.
Career Highlights
Kawakami is currently employed at Hitachi Metals, Ltd., where he continues to innovate in the field of materials science. His work has not only advanced the understanding of magnetic materials but has also contributed to the development of efficient electronic components.
Collaborations
Throughout his career, Kawakami has collaborated with esteemed colleagues, including Noriyuki Nakaoka and Shigeru Taniguchi. These partnerships have fostered a collaborative environment that enhances the innovation process.
Conclusion
Akira Kawakami's contributions to the fields of magnetic and composite materials demonstrate his commitment to advancing technology. His innovative patents reflect a deep understanding of material science and its applications in electronics.