Patents by Inventor Kimiaki Sakashita

Kimiaki Sakashita 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).

  • Gas filter
    Patent number: 4886533
    Abstract: A gas filter that has a simple structure and maintain the sealing effect of sealing members even at a high temperature is disclosed. The gas filter comprises a case with a gas inlet and a gas outlet, a ceramic filter placed in the case, sealing members for sealing gaps between the case and the filter and also for directing gas entering from the gas inlet so as not to bypass the filter before exiting, and an elastic member placed in the case for pressing the sealing members to ensure unfailing sealing.
    Type: Grant
    Filed: September 29, 1988
    Date of Patent: December 12, 1989
    Assignee: Nihon Cement Co., Ltd.
    Inventors: Kimiaki Sakashita, Masaaki Kouno, Hideo Tsukazaki