This inventor holds 3 USPTO granted patents and 2 published patent applications. Top assignees: Akane Co., Ltd., Akane Corporation, Ube Corporation. Active years: 1998-2026.
Company Filing History:
1 out of 1 
1 out of 1 
1 out of 38 Years Active: 1998-2026
Title: Kenichi Sunamoto: Innovator in Graphite-Copper Composite Materials
Introduction
Kenichi Sunamoto is a notable inventor based in Hiroshima, Japan. He has made significant contributions to the field of materials science, particularly in the development of graphite-copper composite materials. With a total of 3 patents to his name, Sunamoto's work has implications for various industrial applications.
Latest Patents
Sunamoto's latest patents include innovative technologies such as a graphite-copper composite material, a heat sink member utilizing this composite, and a method for producing the graphite-copper composite material. The graphite-copper composite material features a copper layer with an average thickness of 15 μm or less, interposed with scaly graphite particles. This composite achieves a copper volume fraction ranging from 3% to 20%. Additionally, the material is characterized by either copper crystal grains with an average grain size of 2.8 μm or less, or an interfacial gap of 150 nm or less between the copper layer and the graphite particles.
Another significant patent involves a sintering method and apparatus. In this process, a powder material is placed into a cylindrical mold, where electrodes contact the mold's side surface. A current is applied to sinter the material while maintaining a minimal local temperature difference. This innovative approach allows for efficient sintering of the material, resulting in a high-quality sintered body.
Career Highlights
Throughout his career, Kenichi Sunamoto has worked with various companies, including Akane Corporation and Akane Co., Ltd. His experience in these organizations has contributed to his expertise in materials development and innovation.
Collaborations
Sunamoto has collaborated with notable colleagues such as Naoki Sasaki and Masafumi Yoshimura. These partnerships have likely enhanced his research and development efforts in the field of composite materials.
Conclusion
Kenichi Sunamoto is a distinguished inventor whose work in graphite-copper composite materials has the potential to impact various industries. His innovative patents and collaborations reflect his commitment to advancing materials science.