This inventor holds 3 USPTO granted patents. Top assignees: Dai-Ichi Kogyo Seiyaku Co., Ltd., Dowa Mining Co., Ltd., Matsushita Electric Industrial Co., Ltd.. Active years: 1990-1991.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile
Company Filing History:
3 out of 252 
3 out of 217 
2 out of 27,375 
Years Active: 1990-1991
Title: Masashi Echigo: Innovator in Copper Paste and Conductor Compositions
Introduction
Masashi Echigo is a notable inventor based in Kyoto, Japan. He has made significant contributions to the field of materials science, particularly in the development of copper paste and conductor compositions. With a total of 3 patents to his name, Echigo's work has implications for various industrial applications.
Latest Patents
Echigo's latest patents include a copper paste composition and a copper conductor composition. The copper paste composition is designed for low-temperature firing on ceramic substrates. It consists of inorganic components such as copper powder, cuprous oxide powder, cupric oxide powder, and glass powder, with specific mixing ratios to optimize performance. The average particle size of the copper powder ranges from about 0.5 to 3 micrometers, and the oxygen content is maintained between 0.05 to 0.15 weight percent.
The copper conductor composition also features copper powder with similar particle size and oxygen content specifications. This composition includes inorganic oxide powder, glass powder, and an organic vehicle, which together enhance the conductor's properties, such as solderability and adhesive strength.
Career Highlights
Throughout his career, Masashi Echigo has worked with prominent companies, including Dai-ichi Kogyo Seiyaku Co., Ltd. and Dowa Mining Co., Ltd. His experience in these organizations has allowed him to refine his expertise in material compositions and their applications in various technologies.
Collaborations
Echigo has collaborated with notable colleagues, including Masatoshi Suehiro and Masami Sakuraba. These partnerships have contributed to the advancement of his research and the successful development of his patented technologies.
Conclusion
Masashi Echigo's innovative work in copper paste and conductor compositions showcases his expertise and dedication to advancing materials science. His patents reflect a commitment to improving industrial applications through effective material solutions.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile