Company Filing History:
Years Active: 1989-1993
Title: Eiji Kamijo: Innovator in Composite Substrates and Diamond Film Technology
Introduction
Eiji Kamijo is a prominent inventor based in Kyoto, Japan. He has made significant contributions to the field of materials science, particularly in the development of composite substrates and diamond film technology. With a total of eight patents to his name, Kamijo's work has had a substantial impact on various industrial applications.
Latest Patents
One of Kamijo's latest patents is for a composite substrate and the process for producing it. This innovative composite substrate consists of a metal substrate, an electrically insulating ceramic layer, and a metal layer. It also features a first mixed layer near the interface between the metal substrate and the ceramic layer, as well as a second mixed layer near the interface between the ceramic layer and the metal layer. Each mixed layer is composed of materials from the adjacent layers. Additionally, the composite substrate may include multiple electrically insulating dissimilar ceramic layers and mixed layers formed at the interfaces between these layers.
Another notable patent is his method of forming a diamond film. This method involves depositing carbon on a substrate in a vacuum through vapor deposition and irradiating accelerated ions onto the substrate. The ions are generated by ionizing a gas that may include hydrogen, inert gases, hydrocarbon gases, organic compound gases, and silicon-based gases.
Career Highlights
Eiji Kamijo is associated with Nissin Electric Co., Ltd., where he has been instrumental in advancing the company's technological capabilities. His expertise in materials science has led to innovative solutions that enhance product performance and reliability.
Collaborations
Kamijo has collaborated with notable colleagues, including Yasunori Ando and Kiyoshi Ogata. These partnerships have fostered a collaborative environment that encourages innovation and the sharing of ideas.
Conclusion
Eiji Kamijo's contributions to the fields of composite substrates and diamond film technology exemplify his commitment to innovation. His patents reflect a deep understanding of materials science and a dedication to advancing technology for practical applications.