Company Filing History:
5 out of 195 
5 out of 1,530 
1 out of 45 Years Active: 2007-2011
Title: Kei Hosoi: Innovator in Solid Oxide Fuel Cells
Introduction
Kei Hosoi is a notable inventor based in Naka-gun, Japan. He has made significant contributions to the field of solid oxide fuel cells, holding a total of 5 patents. His work focuses on enhancing the efficiency and effectiveness of fuel cell technology.
Latest Patents
One of his latest patents is for a solid oxide fuel cell and separator. This invention involves arranging a fuel electrode layer and an air electrode layer on both surfaces of a solid electrolyte. The design includes fuel electrode and air electrode current collectors, along with separators that facilitate the supply of fuel gas and oxidant gas. Additionally, indents on the surface of the separators increase the dwell volume, enhancing gas retention time. Another significant patent is for a solid oxide fuel cell and its manufacturing method. This electric power generation cell features a solid electrolyte layer made of an oxide ion conductor, primarily composed of lanthanum gallate-based oxide. The configuration of the electrodes reduces overpotentials and IR loss, leading to improved electric power generation efficiency.
Career Highlights
Throughout his career, Kei Hosoi has worked with prominent companies such as Kansai Electric Power Co., Inc. and Mitsubishi Materials Corporation. His experience in these organizations has contributed to his expertise in fuel cell technology and innovation.
Collaborations
Kei has collaborated with notable coworkers, including Koji Hoshino and Jun Akikusa. Their combined efforts have further advanced the development of solid oxide fuel cells.
Conclusion
Kei Hosoi's innovative work in solid oxide fuel cells demonstrates his commitment to advancing energy technology. His patents reflect a deep understanding of fuel cell mechanics and efficiency, positioning him as a key figure in this field.