Company Filing History:
6 out of 3,132 
3 out of 3 
1 out of 39 
Years Active: 1988-1997
Title: Sumiaki Tsuru: Innovator in Filtering Technologies
Introduction
Sumiaki Tsuru is a prominent inventor based in Tokyo, Japan. He has made significant contributions to the field of filtering materials, with a total of 11 patents to his name. His innovative work focuses on developing advanced materials for various applications, including sanitary masks and deodorizing filters.
Latest Patents
One of Tsuru's latest patents involves a filtering material and method of producing the same. This filtering material is designed to serve as a basic component for sanitary masks and deodorizing filters. It includes essential components such as calcium phosphate particles, a water-soluble glucan, and a sheet-shaped raw material. The method of production consists of several steps, including preparing an aqueous treatment solution, coating the sheet-shaped raw material, and drying it to create the final product.
Another notable patent is related to deodorants and gas filters. This invention comprises a calcium phosphate compound that exhibits excellent adsorptivity to various substances, making it suitable for use in deodorant sheets, filter sheets, and functional papers. The filtering medium developed can be utilized in exhaust systems to purify exhaust gases, showcasing its versatility across different technological fields.
Career Highlights
Throughout his career, Sumiaki Tsuru has worked with reputable companies such as Asahi Kogaku Kogyo Kabushiki Kaisha and Bestex Kabushiki Kaisha. His experience in these organizations has allowed him to refine his skills and contribute to the advancement of filtering technologies.
Collaborations
Tsuru has collaborated with notable individuals in his field, including Akihiko Yokoo and Takeshi Ichitsuka. These partnerships have fostered innovation and have been instrumental in the development of his patented technologies.
Conclusion
Sumiaki Tsuru's contributions to filtering technologies have made a significant impact in various industries. His innovative patents and collaborations highlight his dedication to advancing material science and improving everyday products.