Patents by Inventor Yukiki Murakami

Yukiki Murakami has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Method of producing fluoroapatite, fluoroapatite, and adsorption apparatus
    Patent number: 8609055
    Abstract: A method of producing fluoroapatite by using a calcium-based compound containing calcium, hydrogen fluoride and phosphoric acid is provided. The method can be produced fluoroapatite having improved acid resistance by reducing an amount of an impurity derived from a raw material to a low or very low level, and ability capable of separating a large amount of a protein due to a large specific surface area thereof. Further, fluoroapatite having high acid resistance and a large specific surface area is also provided. Furthermore, an adsorption apparatus using such fluoroapatite is also provided.
    Type: Grant
    Filed: August 27, 2008
    Date of Patent: December 17, 2013
    Assignee: Hoya Corporation
    Inventors: Tsuyoshi Ishikawa, Yoshiyuki Ogawara, Tomohiko Yoshitake, Yukiki Murakami