Company Filing History:
6 out of 1,641 
1 out of 1 
1 out of 1 Years Active: 1992-2000
Title: The Innovations of Shozo Yamana
Introduction
Shozo Yamana is a notable inventor based in Hitachi, Japan. He has made significant contributions to the field of electroconductive materials, holding a total of 6 patents. His work has been instrumental in advancing technologies related to electric circuit devices.
Latest Patents
One of his latest patents involves an electric circuit device that utilizes circuit conductors made from electroconductive composite metal powders. These powders consist of flat non-noble metal powders, each covered with a noble metal in an amount of 2 to 30% by weight. This innovative design ensures that the noble metal covers at least 50% of the whole surface area of the non-noble metal powders. The invention interposes a layer of a mixture of non-noble and noble metals between each non-noble metal powder and the noble metal covering layer. This configuration is suitable for creating an electroconductive paste that exhibits excellent electroconductivity and prevents migration when mixed with a binder.
Career Highlights
Throughout his career, Shozo Yamana has worked with prominent companies such as Hitachi Chemical Company, Ltd. and Technopolis Hakodate Industrial Technology. His experience in these organizations has allowed him to develop and refine his innovative ideas in the field of electroconductive materials.
Collaborations
Shozo Yamana has collaborated with several talented individuals, including Hideji Kuwajima and Junichi Kikuchi. These partnerships have contributed to the successful development of his inventions and patents.
Conclusion
Shozo Yamana's contributions to the field of electroconductive materials are noteworthy. His innovative patents and collaborations have significantly impacted the industry, showcasing his expertise and dedication to advancing technology.